Our commentary concerns the Competing Factors Model (CFM). As Drozd says, the CFM is fictitious and without proponents. (See also McDaniel, 2001.) But we will argue that something like it is necessary to our field. Everyone recognizes multiple influences on language performance, even C&T. Most important, recognizing these factors does not require a denial of the grammar's existence or even of its dominance.
Email your librarian or administrator to recommend adding this journal to your organisation's collection.