1. Irving Lorge

   • Robert L. Thorndike

   Announcement Pages: 1 - 2

2. Fechner: Inadvertent founder of psychophysics

   • Edwin G. Boring

   OriginalPaper Pages: 3 - 8

3. Linear and multidimensional scaling

   • Harold Gulliksen

   OriginalPaper Pages: 9 - 25

4. Stimulus programming in psychophysics

   • J. E. Keith Smith

   OriginalPaper Pages: 27 - 33

5. Toward a resolution of the fechner-thurstone legacy

   • S. S. Stevens

   OriginalPaper Pages: 35 - 47

6. Detection theory and psychophysics: A review

   • John A. Swets

   ReviewPaper Pages: 49 - 63

7. Psychometrics—A special case of the brahman theory

   • Jack W. Dunlap

   OriginalPaper Pages: 65 - 71

8. New developments in statistical behavior theory: Differential tests of axioms for associative learning

   • W. K. Estes

   OriginalPaper Pages: 73 - 84

9. Computer models of cognitive processes

   • Bert F. Green Jr.

   OriginalPaper Pages: 85 - 91

10. Measurement of learning and mental abilities

    • Harold Gulliksen

    OriginalPaper Pages: 93 - 107

11. Psychological measurement a hundred and twenty-five years later

    • J. P. Guilford

    OriginalPaper Pages: 109 - 127

12. Editorial note

    EditorialNotes Pages: i - i

13. Erratum

    Erratum Pages: i - i