“Quantitative Analysis of Purposive Systems: Some Spadework at the Foundations of Scientific Psychology“
William T. Powers
Psychological Review, 1978, Vol. 85, No. 5, 417-435
Bill Powers
PCT in 11 Steps
An outline of PCT written as a proposal for a series of TV programs […]
Bill Powers
Perceptual Control Theory (PCT) Applied to
Personality, Psychotherapy,
and Psychopathology
David M. Goldstein, John White, & William T. Powers (Dec 2011)
Books
The Study of Living Control Systems
The Study of Living Control Systems, a handbook of research methodology in psychology by Richard S. Marken is available from Cambridge University Press and from booksellers (February 2021).