Home›Quantitative Psychology›Era (Birth Year)›By Century›19th centuryBrowse By19th century19th centuryComments (0)Reader Challenges (0)19th centuryFilter Results3 entriesBranch of PsychologyAllDifferential Psychology (2)Educational Psychology (1)Mathematical Psychology (1)Parapsychology (1)Psychophysics (1)Quantitative Psychology (1)Nationality / CultureAllUnited Kingdom (2)United States (1)Show ResultsBrowseCompareSelect all 3Charles Spearman19th centuryCyril Burt19th centuryLouis Leon Thurstone19th centuryComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.