Coming from the commognitive standpoint, we consider proof-based mathematics as a distinct discourse, the transition to which requires special rules for endorsement and rejection of mathematical statements. In this study, we investigate newcomers' learning of these rules when being taught them explicitly. Our data come from academically motivated…

In general terms a mand is a requesting response. Teaching children with autism to mand for information is often a difficult task given their language deficits. The present study examined a procedure consisting of contrived motivating operations, prompt fading, manded consequences, error correction, and a brief preference assessment for teaching…