Highlights•Logic of design literature suggests an emphasis on situatedness and
recursivity.•Design practice in research literature suggests an emphasis on situatedness and
recursivity.•John Dewey's logic supports the consideration of situatedness and recursivity in
logic.•Deweyan logic supports a post-rationalization of the evolution of a design research
approach.•Deweyan logic provides an epistemological rationale for inclusion of design
practice in research.This paper explores the relationship between design logic and …