Conversational Forms of Instruction and Message Layer Design

This book examines the theoretical basis of one of the functional layers—the message layer—of an architectural theory of instructional design. The architectural theory (Gibbons, 2003; Gibbons & Rogers, 2009; Gibbons, 2014) identifies seven functions carried out during instruction that correspond with designable strata, or layers. 

The architectural theory proposes that for each layer there exists a...