William I. Thomas

William I. Thomas
William I. Thomas was an American sociologist and educator, best known for his work on social behavior and the development of the Thomas theorem, which states, "If men define situations as real, they are real in their consequences." Born in 1863, Thomas's research focused on understanding how individuals and groups interpret and respond to social conditions. His notable works include "The Polish Peasant in Europe and America," co-authored with Florian Znaniecki, which explored the experiences of Polish immigrants in the United States. Thomas made significant contributions to symbolic interactionism and was influential in shaping the field of sociology.

Author's Books:


ORGANIC DIFFERENCES IN THE SEXES A grand difference between plant and animal life lies in the fact that the plant is concerned chiefly with storing energy, and the animal with consuming it. The plant by a very slow process converts lifeless into living matter, expending little energy and living at a profit. The animal is unable to change lifeless into living matter, but has developed organs of... more...