posts

Background Since 2021, we have been working on the development of an accreditation procedure for Method of Levels practitioners. Our objective is to shape the procedure according to Perceptual Control Theory (PCT) principles and provide […]

Samuel Bagno ©1955 IRE (now IEEE). Reprinted, with permission, from IRE Convention Record, 1955 Part 4 “Computers, Information Theory, Automatic Control.This material is posted here with permission of the IEEE. Internal or personal use of […]

IAPCT board members Eva de Hullu Open Universiteit. The Netherlands IAPCT PRESIDENT As assistant professor in the department of clinical psychology at the Open University in the Netherlands, I teach students therapeutic skills, heavily informed […]

Maurice Martin Taylor died in the afternoon of Friday 17 March 2023, after several months of terminal illness. His 87th birthday was nine months prior, on 14 June 2022. By temperament and by education Martin […]

Hugh Petrie was a friend and supporter in his positions at Northwestern University, the University of Illinois, and the University of Buffalo, where he was Dean of the School of Education. Bill Powers dedicated Behavior: The […]

Bill’s sister Alice died on 5/22/22 at age 92. I think she might have been amused at the numerical alliteration. Her big brother Bill (1926-2013) was three years older. Her daughter Barbara writes, “Alice ran […]

Dick Robertson died on 24 March 2022. His son, Eric, wrote to us “in addition to believing in and supporting the work of the Control Systems Group, my Father greatly appreciated and valued the collaboration […]

[The following is from Barbara Powers (Bara).] My sister, Alison Mary Powers (Allie) of Lafayette, CO (formerly of Northbrook, IL) passed peacefully in the early hours of January 31, 2021. After a years-long battle with […]

Tributes to Bill upon his passing William T. Powers, the engineer/psychologist who developed Perceptual Control Theory (PCT) passed away on May 24, 2013 at the age of 86. He will be laid to rest next […]

Second volume of the Interdisciplinary Handbook of Perceptual Control Theory: Living in the Loop. Edited by Warren Mansell, Eva de Hullu, Vyv Huddy and Tom Scholte. Elsevier, 2023. […]

William T. Powers

Warren Mansell

Warren Mansell First published: 17 March 2011 https://doi.org/10.1111/j.1756-8765.2011.01140.x https://onlinelibrary.wiley.com/doi/full/10.1111/j.1756-8765.2011.01140.x

Franz Mechsner, Dirk Kerzel, Günther Knoblich & Wolfgang Prinz Mechsner, F., Kerzel, D., Knoblich, G. et al. Perceptual basis of bimanual coordination. Nature 414, 69–73 (2001). https://doi.org/10.1038/35102060 https://www.nature.com/articles/35102060

Warren Mansell When people feel like they aren’t in control of their lives, or they become too controlling, this can cause psychological problems. ASK expert in Perceptual Control Theory, Dr Warren Mansell, why finding the […]

PCT conversations: small online group meetings to discuss topics related to PCT or from a PCT standpoint. Join in to share your questions, ideas, research, and experiences with PCT. This can include a broad range […]

Lydia Morrisa, Karina Lovellb, Phil McEvoyc, Richard Emsleyd, Lesley-Anne Cartere, Dawn Edgea, Rachel Batesc, Tanya Wallworkc and Warren Mansel In an RCT, the Take Control Course for up to 20 adults (transdiagnostic & based on […]

Henry H. Yin

Marc Schwartz and Philip M. Sadler http://www.project2061.org/events/meetings/technology/tech2/schwartz-sadler.htm

William T. Powers (2009) We hear quite a lot about models such as weather models which can be used to predict what will happen in the next few days, or models of colliding galaxies which […]