In , Capella University launched both a master's and a doctoral program focused on Studies in Human Behavior. Capella's Faculty Chair. Neuro Endocrinol Lett. ;21(6) The Ethological Approach to the Study of Human Behavior. Klein Z(1). Author information: (1)Prague Psychiatric. Here are 10 classic psychological studies that may change the way put a microscope on how social situations can affect human behavior.