James-Lange Theory of Emotion - the body reaction comes first, the emotion comes quickly afterward
Hans Seyle
General Adaptation Syndrome (GAS) - alarm, resistance, exhaustion
Stanley Schachter
Two-Factor Theory of Emotion - physiological arousal + cognitive label
David Matsumoto
Study of facial expressions and emotions; first training tool to improve ability to read microexpressions; studied spontaneous facial expressions in blind individuals; discovered that many facial expressions are innate and not visually learned
Abraham Maslow
Strive for self-actualization, hierarchy of needs
Alfred Kinsey
Controversial research on sexual motivation in the 1940s and 50s