Why we have traits—normal and abnormal
The orientation of conduct disorders
Homosexual practices of institutionalized females
An investigation of a “mind reading” horse
Achievement and confidence on true-false tests of college students
The application of extroversion-introversion tests to the insane
A new diagnostic test for introversion-extroversion
A clinical test to determine emotional trends and emotional balance
The validity of the Matthews' revision of the Woodworth personal data questionnaire
Fear—the autobiography of James Edwards
Two souls in one body
The psychology of play activities
Fundamentals of human motivation
An introduction to sociology
The matrix of the mind