George Trumbull Ladd

George Trumbull Ladd 1842-1921, American philosopher, b. Painesville, Ohio, grad. Western Reserve Univ., 1864, and Andover Theological Seminary, 1869. He taught at Yale from 1881 until his retirement in 1906. Influenced by Hermann Lotze, he worked primarily in experimental psychology and founded the psychology laboratory at Yale. His books include Elements of Physiological Psychology (1887, rev. ed. 1911) and Knowledge, Life, and Reality (1909).

brother am I my brother's keeper? an expression of rejection for natural ties; originally a biblical quotation, from the response of Cain to God when asked the whereabouts of the murdered Abel (Geneis 4:9).
Brother Jonathan America personified. Recorded from the early 19th century, the term is said to come from the name applied to Jonathan Trumbull, Governor of New York, by George Washington, and to have been used originally with biblical reference to 2 Samuel 1:26.

See also Big Brother at big.