Engaging a complexity theory view of learning, this study examined an atypical timescale for tracking L2 authorial voice development through the interaction of cognitive processes that inform voice construction. A microgenetic analysis of seven adult Japanese learners of English in a three-week writing course designed to help students develop…

Examination of existing empirical and theoretical literature suggests there is no conclusive support for the existence of a critical period for human speech learning. Assumption of a critical period may inhibit the search for testable hypotheses concerning observed adult-child differences in second language production. (Author/LMO)