Psychological Significance and Difference Between Tools Use by Humans and Animals

This book represents the very first, so far unpublished, translation of Piotr Galperin’s (1902-1988) dissertation, defended in 1938 during his employment in the All-Ukrainian Psycho-Neurological Academy (AUPA) in Kharkiv, Ukraine. In his candidate dissertation Galperin examined the differences in tool use between humans and animals and argued that there was a fundamental difference between tools d...