FTP, name this Stanford psychologist who improved upon the work of Binet and coined the term IQ.
This psychologist's later areas of study, with works like Sex and Personality and Psychological Factors in Marital Happiness, deviated from earlier research.  His work ignited a two-year duel with Walter Lippmann in the New Republic, but his major 35-year study of 1400 subjects proved his point.  He used his initial research to develop, with his student Arthur Otis, the Army Alpha and Beta tests and relayed all of his important findings in two works, Genetic Studies of Genius and 1916's Measurement of Intelligence.  FTP, name this Stanford psychologist who improved upon the work of Binet and coined the term IQ.
This psychologist's later areas of study, with works like Sex and Personality and Psychological Factors in Marital Happiness, deviated from earlier research.  
Lewis Madison Terman