The gender agenda in many North American, Western European, and Australasian countries has undergone a "boy turn" in the past decade amid growing concerns about boys' apparent "underachievement" relative to girls. One aspect of this turn has been the resurrection of interest in single-sex classes in coeducational public state…

This article has two inseparable aims: (a) to analyse the relative merits of single-sex and co-educational constructs on self-concept, academic performance and academic engagement; (b) to investigate the manner in which each type of schooling interacts with the individual student; student "peers," close family, and teachers.