This is the second of what is intended to be three projects featuring journal articles which chart the development of psychology as an academic discipline in the United States during the twentieth century. This collection includes key texts in the development of behaviourism, neuropsychological testing, the psychology of race and humanist therapeutic psychology.

Many thanks to staff at the American Psychological Association, Taylor and Francis and Phi Beta Kappa who have helped us to establish that these papers are public domain for those who live in the United States or countries that recognise the Rule of the Shorter Term. (Summary by Carl Manchester)