The Principles of Perceptual Control Theory (PCT)

By Richard H. Pfau Preface As its title indicates, this is a concise guide aimed at helping you to understand and change your behavior. In contrast to many publications, what follows is based on a […]

William T. Powers (1978)

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).