Lewis Madison Terman (1877-1956) was an eminent American psychologist who is most noted for his profound and lasting impact on the measurement of intelligence and achievement in the United States and for his seminal studies of children of high intelligence.

Lewis Madison Terman was born on a farm in Johnson County, Indiana, on January 15, 1877. He was the 12th of 14 children. Though he did not dislike farming, he loved to read and had a pressing desire for education. When he was 15 he left the farm to enter Central Normal College at Danville, Illinois. Following two years of study there, he taught for one year in a one-room schoolhouse. For several years he cycled through periodic schooling followed by borrowing money or teaching to earn enough money to return to college. He acquired B.S., B. PD., and A.B. degrees from Indiana University and a doctoral degree from Clark...