Aaron Beck Abraham Maslow Alan Turing Albert Bandura Albert Ellis Alfred Adler Alfred Binet Amos Tversky Anna Freud Burrhus Fredric Skinner Carl Jung Carl Rogers David Hubel David Marr David McClelland David Wechsler Donald Meichenbaum Erich Fromm Erik Erikson Ewald Hering G. Stanley Hall George Kelly George Miller Gordon Allport Gustav Fechner Hans Eysenck Harry Stack Sullivan Heinz Hartman Henry A. Murray Herbert Simon Hermann Ebbinghaus Hermann Von Helmhlotz Ivan Pavlov James J. Gibson Jean Piaget Joseph Wolpe Julian Rotter Karen Horney Leon Festinger Lev Vygotsky Lewis Terman Margaret Mahler Max Wertheimer Melanie Klein Noam Chomsky Paul Costa Raymond Cattell Robert McCrae Robert Sternberg Roger Sperry Solomon Asch Sigmund Freud Sir Francis Galton Stanley Hall Torsten Wiesel Wilhelm Wundt William James