Memorable Moments in Measurement

1850 Gustav Fechner proposes that the mind can be measured; psychophysics is born.
1880 Galton is among the first to use questionnaire in psychological research
1885 Ebbinghaus measures memory
1898 Thorndike invents the puzzle box to examine trial-and-error learning
1900 Willard S. Small invents the rat maze
1905 Binet measures intelligence
1927 Pavlov measures conditioned responses
1928 Thurstone publishes "Attitudes can be measured."
1932 Tolman objectively measures internal states