Home›Quantitative Psychology›Era (Birth Year)›By Decade›1860sBrowse By1860s1860sComments (0)Reader Challenges (0)1860sFilter Results1 entryBranch of PsychologyAllDifferential Psychology (1)Educational Psychology (1)Mathematical Psychology (1)Quantitative Psychology (1)Nationality / CultureAllUnited Kingdom (1)Show ResultsCharles Spearman1860sComments (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.