Not to be confused with New Zealand politician Keith Holyoake.Keith James Holyoak (born January 16, 1950) is a Canadian-American researcher in cognitive psychology and cognitive science, working on human thinking and reasoning. Holyoak's work focuses on the role of analogy in thinking. His work showed how analogy can be used to enhance learning of new abstract concepts by both children and adults, as well as how reasoning breaks down in cases of brain damage.Holyoak is also a poet.