With a huge pool of famous, influential and simply brilliant individuals to pick from, it is very difficult to select only four persons who have left indelible marks on the science of psychology. It is with this in mind that honorable mention must be given to such ithinkers as Pavlov, Bandura, Zimbardo, etc. who are all major contributors to the field. However this article will focus on the incredible foundation-laying work of Sigmund Freud, Carl Rogers, B.F. Skinner, and Carl Jung. Continue reading →