The timeline of psychology includes Wundt in 1879, Freud in the 1890s, behaviorists Pavlov (1890s), Watson (1913), and Skinner (1940), Bandura in the 1960s with SLT, the humanist school of psychology, cognitive psychology from the 1960s, biological psychology in the 1990s, and cognitive neuroscience as the most modern form of psychology