Research on corrective feedback (CF), a central focus of second language acquisition (SLA), has increasingly examined how teachers employ CF in second language classrooms. Lyster and Ranta's (1997) seminal study identified six types of CF that teachers use in response to students' errors (recast, explicit correction, elicitation, clarification…

As various means of computer mediated communication (CMC) have been incorporated within language classrooms over the past two decades, it has become important to critically understand whether, to which extent, and under what contextual factors, a particular type of CMC is more effective than other modes of communication. This study examined the…

This research project undertook a review and synthesis of previous research on the effectiveness of feedback for individual writing development. The work plan was divided into two main phases. First, we surveyed all available studies that have investigated the effectiveness of writing feedback, including both quantitative and qualitative research,…