Complex sentence: Hamilton Wright Mabie, A.M., L.H.D., LL.D. (1846--1916) was an American essayist, editor, critic, and lecturer, born at Cold Spring, N. Y., educated at Williams College (1867) and the Columbia Law School (1869).
Split into simpler sentences: Hamilton Wright Mabie, A.M., L.H.D., LL.D. (1846--1916) was an American essayist, editor, critic, and lecturer. He attended Williams College (1867) and the Columbia Law School (1869).