Helen Fisher
Anthropologist
This biological anthropologist, behavioral expert, love and attachment theorist, and Rutgers University professor is most their as the author of several popular science books, including Why We Love: The Nature and Chemistry of Romantic Love and Why Him? Why Her?: Finding Real Love By Understanding Your Personality Type.
After earning a bachelor's degree in psychology and anthropology from New York University, she received a master's degree and a doctorate from the University of Colorado at Boulder.
In her work on physiology-based personality types, she posits four basic categories of temperament: the dopamine-driven Explorer; the serotonin-dominated Builder; the testosterone-guided Director; and the oxytocin and estrogen-led Negotiator.
She was born in Canada, and she later lived in New York, Colorado, and New Jersey, U.S.A.
She and Isabel Briggs Myers both formulated personality typing systems.