Granville Stanley Hall, President Emeritus of Clark University (see MILESTONES), may be remembered more as an educator or a divine than a scientist, but science will never be able to repay the debt it owes him. He did two supreme things:
1. Brought the science of physchology in America almost singlehanded out of the miasma of metaphysics into the clear white light of experimental rationalism. Pupil of Wilhelm Wundt, he caught the physiological genius of that great founder, and built his theory strictly on the neurological basis of the human body. Hall's wide-ranging,...