- 1877 – Lewis Terman, American psychologist, eugenicist, and academic (d. 1956).
- 1958 – Boris Tadić, Serbian psychologist and politician, 16th President of Serbia.
Lewis Madison Terman (15 January 1877 to 21 December 1956) was an American psychologist and author. He was noted as a pioneer in educational psychology in the early 20th century at the Stanford Graduate School of Education. He is best known for his revision of the Stanford-Binet Intelligence Scales and for initiating the longitudinal study of children with high IQs called the Genetic Studies of Genius. He was a prominent eugenicist and was a member of the Human Betterment Foundation. He also served as president of the American Psychological Association. A Review of General Psychology survey, published in 2002, ranked Terman as the 72nd most cited psychologist of the 20th century, in a tie with G. Stanley Hall.
Boris Tadić (born 15 January 1958) is a Serbian politician who served as the president of Serbia from 2004 to 2012.
Born in Sarajevo, he graduated from the University of Belgrade with a degree in psychology. He later worked as a journalist, military psychologist, and as a teacher at the First Belgrade Gymnasium.