A "concept" is a general, abstract idea that the human mind forms about a concrete or abstract object of thought. The term comes from the Latin cum capio: "to grasp together". It is an abstract ...

This is a reprint of a paper by Eugenia Hanfmann, PhD., of Worcester State Hospital and Jacob Kasanin, M.D., of the Michael Reese Hospital in Chicago, Illinois. It originally appeared in The Journal ...