Herbert Spencer
Herbert Spencer was born in April 27, 1820 and died December 8, 1903. He was an English philosopher, a biologists, an anthropologists, a sociologists, and a political theorist all wrapped up in one man. Herbert Spencer was an enthusiast of human evolution in every way, mind, biology, and even human cultures and societies. Spencer is best known for the expression "survival of the fittest'' which he did in principles of biology a book he wrote in 1864.
Although Spencer had many great accomplishment he did have a life of his own as well, as a young man Spencer worked as a civil engineer during the railroad construction in the late 1830's. He also took his free time to write journals. From 1848 to 1853 he serves as sub-editor on the free-trade journal ''the economists.''