What is the name of the paleontologist and professor who influenced Porter Sargent?
Porter Sargent:  Among the professors who influenced him were William James, Nathaniel Shaler, Charles Eliot Norton, and William Gilson Farlow. Nathaniel Shaler: Nathaniel Southgate Shaler (February 20, 1841 – April 10, 1906) was an American paleontologist and geologist who wrote extensively on the theological and scientific implications of the theory of evolution.
Nathaniel Shaler