David Buss is an American psychologist known for his work in the field of evolutionary psychology. He was born on April 14, 1960, and is a professor at the University of Texas at Austin. Buss has authored several influential books and research papers that explore human mating strategies, jealousy, and the evolutionary basis of human behavior. Buss is particularly recognized for his research on mate selection and sexual selection. His studies have contributed to a better understanding of how evolutionary principles shape interpersonal relationships and social dynamics. Through his work, Buss has helped to popularize the idea that many aspects of human psychology can be understood through an evolutionary lens.