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A. Allan , M Allan , , D. Kaminer & D. J. Stein (2006) Exploration of the association between apology and forgiveness amongst victims of human rights violations. Behavioral Science and the Law 24(1):87–102.
C. Anderson & L. Putterman (2006) Do non-strategic sanctions obey the law of demand? The demand for punishment in the voluntary contribution mechanism. Games and Economic Behavior 54:1–24.
J. Andreoni , W. Harbaugh & L. Vesterlund (2003) The carrot or the stick: Rewards, punishments, and cooperation. American Economic Review 93:893–902.
P. W. Andrews , S. W. Gangestad & D. Matthews (2002) Adaptationism – How to carry out an exaptationist program. Behavioral and Brain Sciences 25:489–504.
J. Archer (2004) Sex differences in aggression in real-world settings: A meta-analytic review. Review of General Psychology 8:291–322.
F. Aureli (1997) Post-conflict anxiety in nonhuman primates: The mediating role of emotion in conflict resolution. Aggressive Behavior 23:315–28.
F. Aureli , R. Cozzolino , C. Cordischi & S. Scucchi (1992) Kin-oriented redirection among Japanese macaques: An expression of a revenge system? Animal Behaviour 44:283–91.
F. Aureli & C. M. Schaffner (2002) Relationship assessment through emotional mediation. Behaviour 139:393–420.
F. Aureli & C. P. van Schaik (1991b) Post-conflict behaviour in long-tailed macaques (Macaca fascicularis): II. Coping with the uncertainty. Ethology 89(2):101–14.
R. Axelrod (1980) More effective choice in the Prisoner's Dilemma. Journal of Conflict Resolution 24:379–403.
P. Barclay (2006) Reputational benefits for altruistic punishment. Evolution and Human Behavior 27:325–44.
C. D. Barnes , R. P. Brown & L. L. Osterman (2009) Protection, payback, or both? Emotional and motivational mechanisms underlying avoidance by victims of transgressions. Motivation and Emotion 33:400–11.
T. W. Baskin & R. D. Enright (2004) Intervention studies on forgiveness: A meta-analysis. Journal of Counseling and Development 82:79–90.
C. D. Batson , C. L. Kennedy , L. Nord , E. L. Stocks , D. A. Fleming , C. M. Marzette , D. A. Lishner , R. E. Hayes , L. M. Kolchinsky & T. Zerger (2007) Anger at unfairness: Is it moral outrage? European Journal of Social Psychology 37:1272–85.
C. P. Bayer , F. Klasen & H. Adam (2007) Association of trauma and PTSD symptoms with openness to reconciliation and feelings of revenge among former Ugandan and Congolese child soldiers. Journal of the American Medical Association 298:555–59.
S. Beckerman , P. I. Erickson , J. Yost , J. Regalado , L. Jaramillo , C. Sparks , M. Iromenga & K. Long (2009) Life histories, blood revenge, and reproductive success among the Waorani of Ecuador. Proceedings of the National Academy Sciences USA 106:8134–39.
J. Bendor , R. M. Kramer & S. Stout (1991) When in doubt: Cooperation in a noisy prisoner's dilemma. Journal of Conflict Resolution 35:691–719.
J. Berg , J. Dickhaut & K. McCabe (1995) Trust, reciprocity and social history. Games and Economic Behavior 10:122–42.
H. Bernhard , U. Fischbacher & E. Fehr (2006) Parochial altruism in humans. Nature 442:912–15.
B. A. Bettencourt & N. Miller (1996) Gender differences in aggression as a function of provocation: A meta-analysis. Psychological Bulletin 119:422–47.
V. E. Bixenstine & K. V. Wilson (1963) Effects of level of cooperative choice by the other player on choices in a prisoner's dilemma game. Part II. Journal of Abnormal and Social Psychology 67:139–47.
O. Bochet , T. Page & L. Putterman (2006) Communication and punishment in voluntary contribution experiments. Journal of Economic Behavior and Organization 60:11–26.
C. Boehm (2008) Purposive social selection and the evolution of human altruism. Cross-Cultural Research 42:319–52.
G. E. Bolton & R. Zwick (1995) Anonymity versus punishment in ultimatum bargaining. Games and Economic Behavior 10:95–121.
W. P. Bottom , K. Gibson , S. E. Daniels & J. K. Murnighan (2002) When talk is not cheap: Substantive penance and expressions of intent in rebuilding cooperation. Organization Science 13:497–513.
T. Brezina , R. Agnew , F. T. Cullen & J. P. Wright (2004) The code of the street: A quantitative assessment of Elijah Anderson's subculture of violence thesis and its contribution to youth violence research. Youth Violence and Juvenile Justice 2:303–28.
B. R. Brown (1968) The effects of need to maintain face on interpersonal bargaining. Journal of Experimental Social Psychology 4:107–22.
R. Bshary & A. S. Grutter (2005) Punishment and partner switching cause cooperative behavior in a cleaning mutualism. Biology Letters 1:396–99.
T. C. Burnham (2003) Engineering altruism: A theoretical and experimental investigation of anonymity and gift giving. Journal of Economic Behavior and Organization 50:133–44.
T. C. Burnham & D. D. P. Johnson (2005) The biological and evolutionary logic of human cooperation. Analyse & Kritik 27:113–35.
D. M. Buss (2009) How can evolutionary psychology successfully explain personality and individual differences? Perspectives on Psychological Science 4:359–66.
J. Call , F. Aureli & F. B. M. de Waal (1999) Reconciliation patterns among stumptailed macaques: A multivariate approach. Animal Behaviour 58:165–72.
M. A. Cant (2011) The role of threats in animal cooperation. Proceedings of the Royal Society of London B: Biological Sciences 278:170–78.
M. A. Cant & R. A. Johnstone (2006) Self-serving punishment and the evolution of cooperation. Journal of Evolutionary Biology 19:1383–85.
M. Cardona , H. I. Garcia , C. A. Giraldo , M. V. Lopez , C. M. Suarez , D. C. Corcho , C. H. Posada & M. N. Florez (2005) Homicides in Medellin, Colombia, from 1990 to 2002: Victims, motives, and circumstances. Cadernos de Salude Publica, Rio de Janeiro 21:840–51.
K. M. Carlsmith , T. D. Wilson & D. T. Gilbert (2008) The paradoxical consequences of revenge. Journal of Personality and Social Psychology 95:1316–24.
J. P. Carpenter & P. H. Matthews (2009) What norms trigger punishment? Experimental Economics 12:272–88.
J. P. Carpenter & P. H. Matthews (2012) Norm enforcement: Anger, indignation, or reciprocity? Journal of the European Economic Association. 10:555–72.
D. L. Castles & A. Whiten (1998b) Post-conflict behaviour of Wild Olive baboons. II. Stress and self-directed behaviour. Ethology 104:148–60.
N. Chagnon (1988) Life histories, blood revenge, and warfare in a tribal population. Science, 239:985–92.
D. L. Cheney & R. M. Seyfarth (2007) Baboon metaphysics: The evolution of a social mind. University of Chicago Press.
M. Cinyabuguma , T. Page & L. Putterman (2006) Can second-order punishment deter perverse punishment? Experimental Economics 9:265–79.
K. Clark & M. Sefton (2001) The sequential prisoner's dilemma: Evidence on reciprocation. The Economic Journal 111:51–68.
T. H. Clutton-Brock (1989) Mammalian mating systems. Proceedings of the Royal Society B: 236:339–72.
T. H. Clutton-Brock & G. A. Parker (1995) Punishment in animal societies. Nature 373:209–16.
D. Cohen , R. E. Nisbett , B. F. Bowdle & N. Schwarz (1996) Insult, aggression, and the Southern culture of honor: An “experimental ethnography.” Journal of Personality and Social Psychology 70:945–60.
A. K. A. Cools , A. J.-M. Van Hout & M. H. J. Nelissen (2008) Canine reconciliation and third-party-initiated postconflict affiliation: Do peacemaking social mechanisms in dogs rival those of higher primates? Ethology 114:53–63.
M. A. Cooper , I. S. Bernstein & C. K. Hemelrijk (2005) Reconciliation and relationship quality in Assamese macaques (Macaca assamensis). American Journal of Primatology 65:269–82.
N. Copeland-Linder , V. C. Jones , D. L. Haynie , B. G. Simons-Morton , J. L. Wright & T. L. Cheng (2007) Factors associated with retaliatory attitudes among African American adolescents who have been assaulted. Journal of Pediatric Psychology 32:760–70.
G. Cordoni & E. Palagi (2008) Reconciliation in Wolves (Canis lupus): New evidence for a comparative perspective. Ethology 114:298–308.
J. R. Daniel , A. J. Santos & M. G. Cruz (2009) Postconflict behaviour in brown capuchin monkeys (Cebus apella). Folia Primatologica 80:329–40.
D. E. Davis , E. L. Worthington Jr., J. N. Hook , D. L. Van Tongeren , J. D. Green & D. J. Jennings (2009) Relational spirituality and the development of the Similarity of the Offender's Spirituality Scale. Psychology of Religion and Spirituality 1:249–62.
P. J. de Jong , M. L. Peters & D. de Cremer (2003) Blushing may signify guilt: Revealing effects of blushing in ambiguous social situations. Motivation and Emotion 27:225–49.
L. Denant-Boemont , D. Masclet & C. N. Noussair (2007) Punishment, counterpunishment and sanction enforcement in a social dilemma experiment. Economic Theory 33:145–67.
P. DeScioli & R. Kurzban (2009b) The alliance hypothesis for human friendship. PLoS One 4:e5802.
F. B. M. de Waal (2000) Primates – A natural heritage of conflict resolution. Science 289(5479):586–90.
F. B. M. de Waal & A. van Roosmalen (1979) Reconciliation and consolation among chimpanzees. Behavioral Ecology and Sociobiology 5:55–66.
C. N. DeWall , R. F. Baumeister , T. F. Stillman & M. T. Gailliot (2007) Violence restrained: Effects of self-regulation and its depletion on aggression. Journal of Experimental Social Psychology 43:62–76.
S. R. Diamond (1977) The effect of fear on the aggressive responses of anger aroused and revenge motivated subjects. Journal of Psychology 95:185–88.
C. Dijk , P. J. de Jong & M. L. Peters (2009) The remedial value of blushing in the context of transgressions and mishaps. Emotion 9:287–91.
M. dos Santos , D. J. Rankin & C. Wedekind (2011) The evolution of punishment through reputation. Proceedings of the Royal Society of London, B 278:371–77.
A. Dreber , D. G. Rand , D. Fudenberg & M. A. Nowak (2008) Winners don't punish. Nature 452(7185):348–51.
R. I. M. Dunbar , A. Clark & N. L. Hurst (1995) Conflict and cooperation among the Vikings: Contingent behavioral decisions. Ethology and Sociobiology 16:233–46.
J. Eaton & C. W. Struthers (2006) The reduction of psychological aggression across varied interpersonal contexts through repentance and forgiveness. Aggressive Behavior 32:195–206.
J. Eaton , C. W. Struthers & A. G. Santelli (2006) The mediating role of perceptual validation in the repentance-forgiveness process. Personality and Social Psychology Bulletin 32:1389–401.
L. J. Eaves , P. K. Hatemi , E. C. Prom-Womley & L. Murrelle (2008) Social and genetic influences on adolescent religious attitudes and practices. Social Forces 86:1621–46.
M. Egas & A. Riedl (2008) The economics of altruistic punishment and the maintenance of cooperation. Proceedings of the Royal Society B 275:871–78.
R. Eisenberger , P. Lynch , J. Aselage & S. Rohdieck (2004) Who takes the most revenge? Individual differences in negative reciprocity norm endorsement. Personality and Social Psychology Bulletin 30:787–99.
J. Elster (1990) Norms of revenge. Ethics 100:862–85.
A. L. Engh , E. R. Siebert , D. A. Greenberg & K. E. Holekamp (2005) Patterns of alliance formation and postconflict aggression indicate spotted hyaenas recognize third-party relationships. Animal Behaviour 69:209–17.
E. Fehr & U. Fischbacher (2004) Third-party punishment and social norms. Evolution and Human Behavior 25:63–87.
E. Fehr & S. Gächter (2000) Cooperation and punishment in public goods experiments. American Economic Review 90:980–94.
E. Fehr & J. A. List (2004) The hidden costs and returns of incentives – Trust and trustworthiness among CEOs. Journal of the European Economic Association 2:743–71.
R. Fehr , M. J. Gelfand & M. Nag (2010) The road to forgiveness: A meta-analytic synthesis of its situational and dispositional correlates. Psychological Bulletin 136:894–914.
R. B. Felson (1982) Impression management and the escalation of aggression and violence. Social Psychology Quarterly 45:245–54.
D. M. T. Fessler (2010) Madmen: An evolutionary perspective on anger and men's violent responses to transgression. In: International handbook of anger: Constituent and concomitant biological, psychological, and social processes, ed. M. Potegal , G. Stemmler & C. Spielberger , pp. 361–81. Springer.
E. J. Finkel , C. E. Rusbult , M. Kumashiro & P. A. Hannon (2002) Dealing with betrayal in close relationships: Does commitment promote forgiveness? Journal of Personality and Social Psychology 82(6):956–74.
O. N. Fraser & T. Bugnyar (2011) Ravens reconcile after aggressive conflicts with valuable partners. PLoS One 6:1–5.
O. N. Fraser , D. Stahl & F. Aureli (2010) The function and determinants of reconciliation in Pan troglodytes. International Journal of Primatology 31:39–57.
M. R. Frean (1994) The prisoner's dilemma without synchrony. Proceedings of the Royal Society of London, Series B – Biological Sciences 257:75–79.
S. R. Freedman & R. D. Enright (1996) Forgiveness as an intervention goal with incest survivors. Journal of Consulting and Clinical Psychology 64:983–92.
A. Gallup , D. White & G. Gallup (2007) Handgrip strength predicts sexual behavior, body morphology, and aggression in male college students. Evolution and Human Behavior 28:423–29.
A. Gardner & S. A. West (2004) Cooperation and punishment, especially in humans. American Naturalist 164:753–64.
G. J. Gold & B. Weiner (2000) Remorse, confession, group identity, and expectancies about repeating a transgression. Basic and Applied Social Psychology 22:291–300.
R. V. Gould (2000) Revenge as sanction and solidarity display: An analysis of vendettas in nineteenth-century Corsica. American Sociological Review 65:682–704.
O. Gürerk , B. Irlenbusch & B. Rockenbach (2006) The competitive advantage of sanctioning institutions. Science 312:108–11.
W. Güth , R. Schmittberger & B. Schwarze (1982) An experimental analysis of ultimatum bargaining. Journal of Economic Behavior and Organization 3:367–88.
E. H. Hagen & P. Hammerstein (2006) Game theory and human evolution: A critique of some recent interpretations of experimental games. Theoretical Population Biology 69:339–48.
W. D. Hamilton (1964) The genetical evolution of social behaviour, I & II. Journal of Theoretical Biology 7(1):1–52.
C. Hauert & H. G. Schuster (1998) Extending the iterated prisoner's dilemma without synchrony. Journal of Theoretical Biology 192:155–66.
N. Hayashi , E. Ostrom , J. Walker & T. Yamagishi (1999) Reciprocity, trust, and the sense of control: A cross-societal study. Rationality and Society 11:27–46.
J. Hebl & R. D. Enright (1993) Forgiveness as a psychotherapeutic goal with elderly females. Psychotherapy: Theory, Research, Practice, Training 30:658–67.
J. Henrich (2009) The evolution of costly displays, cooperation and religion: Credibility enhancing displays and their implications for cultural evolution. Evolution and Human Behavior 30:244–60.
J. Henrich , R. McElreath , A. Barr , J. Ensminger , C. Barrett , A. Bolyanatz , J. C. Cardenas , M. Gurven , E. Gwako , N. Henrich , C. Lesorogol , F. W. Marlowe , D. Tracer & J. Ziker (2006) Costly punishment across human societies. Science 312:1767–70.
B. Herrmann , C. Thöni & S. Gächter (2008) Antisocial punishment across societies. Science 319:1362–67.
N. H. Hess & E. H. Hagen (2006) Sex differences in indirect aggression: Psychological evidence from young adults. Evolution and Human Behavior 27:231–45.
J. P. Hoover & S. K. Robinson (2007) Retaliatory mafia behavior by a parasitic cowbird favors host acceptance of parasitic eggs. Proceedings of the National Academy of Sciences USA 104:4479–83.
D. Hope (1987) The healing paradox of forgiveness. Psychotherapy: Theory, Research, Practice, Training 24:240–44.
A. Hopfensitz & E. Reuben (2009) The importance of emotions for the effectiveness of social punishment. The Economic Journal 119:1534–59.
K. Horney (1948) The value of vindictiveness. American Journal of Psychoanalysis 8:3–12.
D. J. Hruschka & J. Henrich (2006) Friendship, cliquishness, and the emergence of cooperation. Journal of Theoretical Biology 239:1–15.
Human Development Study Group (1991) Five points on the construct of forgiveness within psychotherapy. Psychotherapy: Theory, Research, Practice, Training 28:493–96.
S. S. Ishikawa , A. Raine , T. Lencz , S. Bihrle & L. LaCasse (2001) Increased height and bulk in antisocial personality disorder and its subtypes. Psychiatry Research 105:211–19.
K. Jensen (2010) Punishment and spite, the dark side of cooperation. Philosophical Transactions of the Royal Society B 365:2635–50.
K. Jensen , J. Call & M. Tomasello (2007) Chimpanzees are vengeful but not spiteful. Proceedings of the National Academy of Sciences USA 104:13046–50.
J. T. Kääriäinen (2007) Trust in the police in 16 European societies: A multilevel analysis. European Journal of Criminology 4:409–35.
L. K. Kachadourian , F. Fincham & J. Davila (2004) The tendency to forgive in dating and married couples: The role of attachment and relationship satisfaction. Personal Relationships 11:373–93.
J. C. Karremans & H. Aarts (2007) The role of automaticity in determining the inclination to forgive close others. Journal of Experimental Social Psychology 43:902–17.
N. Katsukake & D. L. Castles (2001) Reconciliation and variation in post-conflict stress in Japanese macaques (Macaca fuscata fuscata): Testing the integrated hypothesis. Animal Cognition 4:259–68.
D. Keltner & B. N. Buswell (1997) Embarrassment: Its distinct form and appeasement functions. Psychological Bulletin 122:250–70.
S. H. Kim , R. H. Smith & N. L. Brigham (1998) Effects of power imbalance and the presence of third parties on reactions to harm: Upward and downward revenge. Personality and Social Psychology Bulletin 24:353–61.
B. King-Casas , C. Sharp , L. Lomax-Bream , T. Lohrenz , P. Fonagy & P. R. Montague (2008) The rupture and repair of cooperation in borderline personality disorder. Science 321:806–10.
A. Klapwijk & P. A. M. Van Lange (2009) Promoting cooperation and trust in noisy situations: The power of generosity. Journal of Personality and Social Psychology 96:83–103.
P. Kollock (1998) Social dilemmas: Anatomy of cooperation. Annual Review of Sociology 24:183–214.
S. E. Koski , K. Koops & E. H. M. Sterck (2007) Reconciliation, relationship quality, and postconflict anxiety: Testing the integrated hypothesis in captive chimpanzees. American Journal of Primatology 69:158–72.
N. F. Koyama (2001) The long-term effects of reconciliation in Japanese macaques, Macaca fuscata. Ethology 107:975–87.
C. E. Kubrin & R. Weitzer (2003) Retaliatory homicide: Concentrated disadvantage and neighborhood culture. Social Problems 50:157–80.
W. D. Lassek & S. J. C. Gaulin (2009) Costs and benefits of fat-free muscle mass in men: Relationship to mating success, dietary requirements, and native immunity. Evolution and Human Behavior 30:322–28.
B. Lickel , N. Miller , D. M. Stenstrom , T. F. Denson & T. Schmader (2006) Vicarious retribution: The role of collective blame in intergroup aggression. Personality and Social Psychology Review 10:372–90.
D. Lieberman & L. Linke (2007) The effect of social category on third party punishment. Evolutionary Psychology 5:289–305.
D. Lieberman , J. Tooby & L. Cosmides (2007) The architecture of human kin detection. Nature 445:727–31.
B. W. Lundahl , M. J. Taylor , R. Stevenson & K. D. Roberts (2008) Process-based forgiveness interventions: A meta-analytic review. Research on Social Work Practice 18:465–78.
M. J. Marks (1988) Remorse, revenge, and forgiveness. Psychotherapy Patient 5:317–30.
F. W. Marlowe , J. C. Berbesque , C. Barrett , A. Bolyanatz , M. Gurven & D. Tracer (2011) The “spiteful” origins of human cooperation. Proceedings of the Royal Society of London B 278:2159–64.
S. Matsumura & T. J. Hayden (2006) When should signals of submission be given? – A game theory model. Journal of Theoretical Biology 240:425–33.
M. E. McCullough , C. G. Bellah , S. D. Kilpatrick & J. L. Johnson (2001) Vengefulness: Relationships with forgiveness, rumination, well-being, and the Big Five. Personality and Social Psychology Bulletin 27:601–10.
M. E. McCullough , F. D. Fincham & J. Tsang (2003) Forgiveness, forbearance, and time: The temporal unfolding of transgression-related interpersonal motivations. Journal of Personality and Social Psychology, 84:540–57.
M. E. McCullough & W. T. Hoyt (2002) Transgression-related motivational dispositions: Personality substrates of forgiveness and their links to the Big Five. Personality and Social Psychology Bulletin 28:1556–73.
M. E. McCullough , K. C. Rachal , S. J. Sandage , E. L. Worthington Jr., S. W. Brown & T. L. Hight (1998) Interpersonal forgiving in close relationships. II: Theoretical elaboration and measurement. Journal of Personality and Social Psychology 75:1586–603.
M. E. McCullough & E. L. Worthington Jr. (1995) Promoting forgiveness: A comparison of two brief psychoeducational group interventions with a waiting-list control. Counseling and Values 40:55–68.
M. E. McCullough , E. L. Worthington Jr. & K. C. Rachal (1997) Interpersonal forgiving in close relationships. Journal of Personality and Social Psychology 73:321–36.
R. McDermott , D. Tingley , J. Cowden , G. Frazzetto & D. D. P. Johnson (2009) Monoamine oxidase A gene (MAOA) predicts behavioral aggression following provocation. Proceedings of the National Academy of Sciences USA 106:2118–23.
A. J. Miller , E. L. Worthington Jr. & M. A. McDaniel (2008) Forgiveness and gender: A meta-analytic review and research agenda. Journal of Social and Clinical Psychology 27:843–76.
L. D. Molm (1997) Coercive power in social exchange. Cambridge University Press.
A. Nadler & I. Liviatan (2006) Intergroup reconciliation: Effects of adversary's expressions of empathy, responsibility, and recipients' trust. Personality and Social Psychology Bulletin 32:459–70.
M. H. J. Nelissen (2008) The price you pay: Cost-dependent reputation effects of altruistic punishment. Evolution and Human Behavior 29:242–48.
N. Nikiforakis & H. Normann (2008) A comparative statics analysis of punishment in public goods experiments. Experimental Economics 11:358–69.
M. A. Nowak & K. Sigmund (1993) A strategy of win-stay, lose-shift that outperforms tit-for-tat in the Prisoner's Dilemma Game. Nature 364:56–58.
J. M. Olson , P. A. Vernon , J. A. Harris & K. L. Jang (2001) The heritability of attitudes: A study of twins. Journal of Personality and Social Psychology 80:845–60.
H. Oosterbeek , R. Sloof & G. Van de Kuilen (2004) Cultural differences in ultimatum game experiments: Evidence from a meta-analysis. Experimental Economics 7:171–88.
U. Orth , M. Berking , N. Walker , L. L. Meier & H. Znoj (2008) Forgiveness and psychological adjustment following interpersonal transgressions: A longitudinal analysis. Journal of Research in Personality 42:365–85.
U. Orth , L. Montada & A. Maercker (2006) Feelings of revenge, retaliation motive, and posttraumatic stress reactions in crime victims. Journal of Interpersonal Violence 21:229–43.
E. Ostrom (1990) Governing the commons: The evolution of institutions for collective action. Cambridge University Press.
T. Page , L. Putterman & B. Unel (2005) Voluntary association in public goods experiments: Reciprocity, mimicry, and efficiency. The Economic Journal 115:1032–53.
E. Palagi , D. Antonaccia & I. Norscia (2008) Peacemaking on treetops: First evidence of reconciliation from a wild prosimian (Propithecus verreauxi) Animal Behaviour 76:737–47.
C. M. Parkes (1993) Psychiatric problems following bereavement by murder or manslaughter. British Journal of Psychiatry 162:49–54.
S. Preuschoft , X. Wang , F. Aureli & F. B. M. de Waal (2002) Reconciliation in captive chimpanzees: A reevaluation with controlled methods. International Journal of Primatology 23:29–50.
M. E. Price , L. Cosmides & J. Tooby (2002) Punitive sentiment as an anti-free rider psychological device. Evolution and Human Behavior 23:203–31.
T. M. Pronk , J. C. Karremans , G. Overbeek , A. A. Vermuist & D. H. J. Wigboldus (2010) What it takes to forgive: When and why executive functioning facilitates forgiveness. Journal of Personality and Social Psychology 98(1):119–31.
D. G. Rand , H. Ohtsuki & M. A. Nowak (2009) Direct reciprocity with costly punishment: Generous tit-for-tat prevails. Journal of Theoretical Biology 256:45–57.
F. D. Richard , C. F. Bond Jr. & J. J. Stokes-Zoota (2003) One hundred years of social psychology quantitatively described. Review of General Psychology 7:331–63.
J. L. Risen & T. Gilovich (2007) Target and observer differences in the acceptance of questionable apologies. Journal of Personality and Social Psychology 92:418–33.
T. Romero , F. Colmenares & F. Aureli (2009) Testing the function of reconciliation and third-party affiliation for aggressors in Hamadryas Baboons (Papio hamadryas hamadryas). American Journal of Primatology 71:60–69.
K. Schumann & M. Ross (2010) The benefits, costs, and paradox of revenge. Social and Personality Psychology Compass 4(12):1193–205. doi: 10.1111/j.1751-9004.2010.00322.x
A. Sell (2011) The recalibrational theory and violent anger. Aggression and Violent Behavior 16(5):381–89.
A. Sell , J. Tooby & L. Cosmides (2009) Formidability and the logic of human anger. Proceedings of the National Academy of Sciences USA 106(35):15073–78.
B. Seymour , T. Singer & R. J. Dolan (2007) The neurobiology of punishment. Nature Reviews Neuroscience 8:300–11.
M. Shinada , T. Yamagishi & Y. Ohmura (2004) False friends are worse than bitter enemies: “Altruistic” punishment of in-group members. Evolution and Human Behavior 25:379–93.
J. B. Silk (1992) The patterning of intervention among male bonnet macaques: Reciprocity, revenge, and loyalty. Current Anthropology 33:318–25.
J. B. Silk (2002) The form and function of reconciliation in primates. Annual Review of Anthropology 31:21–44.
K. Silventoinen , P. K. Magnusson , P. Tynelius , J. Kaprio & F. Rasmussen (2008) Heritability of body size and muscle strength in young adulthood: A study of one million Swedish men. Genetic Epidemiology 32:341–49.
T. Singer , B. Seymour , J. P. O'Doherty , K. E. Stephan , R. J. Dolan & C. D. Frith (2006) Empathic neural responses are modulated by the perceived fairness of others. Nature 439:466–69.
B. S. Solomon , C. P. Bradshaw , J. Wright & T. L. Cheng (2008) Youth and parental attitudes toward fighting. Journal of Interpersonal Violence 23:544–60.
A. Speckhard & K. Ahkmedova (2006) The making of a martyr: Chechen suicide terrorism. Studies in Conflict and Terrorism 29:429–92.
D. Sperber (1994) The modularity of thought and the epidemiology of representations. In: Mapping the mind, ed. L. Hirschfeld & S. Gelman , pp. 39–67. Cambridge University Press.
J. Srivastava , F. Espinoza & A. Fedorikhin (2009) Coupling and decoupling of unfairness and anger in ultimatum bargaining. Journal of Behavioral Decision Making 22:475–89.
M. F. Steger , B. M. Hicks , T. B. Kashdan , R. F. Krueger & T. J. Bouchard (2007) Genetic and environmental influences on the positive traits of the values in action classification, and biometric covariance with normal personality. Journal of Research in Personality 41:524–39.
E. A. Stewart , C. J. Schreck & R. L. Simons (2006) ‘I ain't gonna let no one disrespect me’: Does the code of the street reduce or increase violent victimization among African American adolescents? Journal of Research in Crime and Delinquency 43:427–58.
C. W. Struthers , J. Eaton , A. G. Santelli , M. Uchiyama & N. Shirvani (2008) The effects of attributions of intent and apology on forgiveness: When saying sorry might not help the story. Journal of Experimental Social Psychology 44:983–92.
D. Summerfield (2002) Effects of war: Moral knowledge, revenge, reconciliation, and medicalised concepts of “recovery.” British Medical Journal 325:1105–107.
B. A. Tabak , M. E. McCullough , L. R. Luna , G. Bono & J. W. Berry (2012) Conciliatory gestures facilitate forgiveness and feelings of friendship by making transgressors appear more agreeable. Journal of Personality 80:503–36.
N. Tinbergen (1963) On aims and methods of ethology. Zeitschrift für Tierpsychologie 20:410–33.
J. Tooby & L. Cosmides (1990a) On the universality of human nature and the uniqueness of the individual: The role of genetics and adaptation. Journal of Personality 58:17–68.
R. L. Trivers (1971) The evolution of reciprocal altruism. Quarterly Review of Biology 46(1):35–57.
R. L. Trivers (1974) Parent–offpspring conflict. American Zoologist 14:249–64.
E. Turkheimer & M. Waldron (2000) Nonshared environment: A theoretical, methodological, and quantitative review. Psychological Bulletin 126:78–108.
S. Uniacke (2000) Why is revenge wrong? Journal of Value Inquiry 34:61–69.
P. A. M. Van Lange , J. Ouwerkerk & M. Tazelaar (2002) How to overcome the detrimental effects of noise in social interaction: The benefits of generosity. Journal of Personality and Social Psychology 82:768–80.
J. Walker & M. Halloran (2004) Rewards and sanctions and the provision of public goods in one-shot settings. Experimental Economics 7:235–47.
D. P. Watts (1995) Post-conflict social events in wild mountain gorillas (Mammalia, Hominoidea) I. Social interactions between opponents. Ethology 100:139–57.
D. P. Watts (2006) Conflict resolution in chimpanzees and the valuable-relationships hypothesis International Journal of Primatology 27:1337–64.
S. A. West , A. S. Griffin & A. Gardner (2007) Social semantics: Altruism, cooperation, mutualism, strong reciprocity, and group selection. Journal of Evolutionary Biology 20:415–32.
S. A. West , C. E. Mouden & A. Gardner (2011) Sixteen common misconceptions about the evolution of cooperation in humans. Evolution and Human Behavior 32:231–62.
W. Wilson (1971) Reciprocation and other techniques for inducing cooperation. Journal of Conflict Resolution 15:167–96.
E. L. Worthington Jr. & F. DiBlasio (1990) Promoting mutual forgiveness within the fractured relationship. Psychotherapy: Theory, Research, Practice, Training 27:219–23.
E. L. Worthington Jr., C. V. O. Witvliet , P. Pietrini & A. J. Miller (2007) Forgiveness, health, and well-being: A review of evidence for emotional versus decisional forgiveness, dispositional forgivingness, and reduced unforgiveness. Journal of Behavioral Medicine 30:291–302.
J. Wu & R. Axelrod (1995) How to cope with noise in the iterated prisoner's dilemma. Journal of Conflict Resolution 39:183–89.
J.-J. Wu , B.-Y. Zhang , Z.-X. Zhou , Q.-Q. He , X.-D. Zheng , R. Cressman & Y. Tao (2009) Costly punishment does not always increase cooperation. Proceedings of the National Academy of Sciences USA 106:17448–451.
T. Yamagishi (1986) The provision of a sanctioning system as a public good. Journal of Personality and Social Psychology 51:110–16.
T. Yamagishi (1988) Seriousness of social dilemmas and the provision of a sanctioning system. Social Psychology Quarterly 51:32–42.
T. Yamagishi , Y. Horita , H. Takagishi , M. Shinada , S. Tanida & K. S. Cook (2009) The private rejection of unfair offers and emotional commitment. Proceedings of the National Academy of Sciences USA 106:11520–23.
J. S. Zechmeister , S. Garcia , C. Romero & S. N. Vas (2004) Don't apologize unless you mean it: A laboratory investigation of forgiveness and retaliation. Journal of Social and Clinical Psychology 23:532–64.
M. C. Zillikens , M. Yazdanpanah , L. M. Pardo , F. Rivadeneira , Y. S. Aulchenko , B. A. Oostra , A. G. Uitterlinden , H. A. P. Pols & C. M. van Duijn (2008) Sex-specific genetic effects influence variation in body composition. Diabetologia 51:2233–41.