Professor Caleb Lack

Professor Caleb Lack Clinical psychologist, professor, and recognized international expert in OCD, PTSD, anxiety, & critical thinking.

Dr. Lack is a an award-winning professor, clinical psychologist, author, and researcher. He is the bestselling author/editor of six books as well as over 60 scientific publications. He frequently presents at national and international popular and scientific conferences. Dr. Lack serves on the editorial board of peer reviewed journals and has consulted for and been interviewed by local, national, a

nd international media outlets. In addition to courses on his clinical and research specialties in the anxiety disorders and evidence-based psychological practice, Dr. Lack also teaches undergraduate and graduate courses on critical thinking, science, and pseudoscience.

Body dysmorphic disorder (BDD) is an often devastating problem that can ruin someone's life. Kudos to the New York Times...
05/08/2026

Body dysmorphic disorder (BDD) is an often devastating problem that can ruin someone's life. Kudos to the New York Times for interviewing my colleague Chris Trondsten on his experiences both with BDD and treating BDD.

It may look like vanity, but it’s a debilitating mental health condition.

I'm very excited to announce a special live, two day training on Exposure and Response Prevention (ERP) from me this Jul...
05/04/2026

I'm very excited to announce a special live, two day training on Exposure and Response Prevention (ERP) from me this July! Broadcast nationwide (and internationally). This 12 hour training will give you practical skills on why, how, and what to do across several different clinical presentations, including OCD, PTSD, and more.

Sign up on PESI's website or at the link below!

Incredibly proud of my friend and former student Shel on her new appointment!
05/02/2026

Incredibly proud of my friend and former student Shel on her new appointment!

The Office of Juvenile Affairs (OJA) is pleased to announce the confirmation of Sharon 'Shel' Millington as Executive Director of the Office of Juvenile Affairs (OJA).

I often reference the APA's practice guidelines for PTSD when I am answering questions about what treatments to use for ...
04/29/2026

I often reference the APA's practice guidelines for PTSD when I am answering questions about what treatments to use for severe psychological responses to traumatic events. If you haven't seen it, it's very much worth your time to read, as it details not only what works (CBT, especially prolonged exposure, cognitive processing, and written exposure) but also what does not have evidence to support it (almost everything else, including somatic experience, yoga, internal family systems, and the like). Check it out online at https://www.apa.org/ptsd-guideline

Want to learn more about PTSD? Written Exposure Treatment? Clinical supervision? Well aren't you lucky, as I have record...
04/27/2026

Want to learn more about PTSD? Written Exposure Treatment? Clinical supervision? Well aren't you lucky, as I have recorded, 3 hour webinars on each of those available at low cost through the Oklahoma Counseling Institute at https://edmondcounseling.myabsorb.com/ #/search?term=caleb%20lack !

On Saturday we wrapped up the third EITOC training! Many thanks to the wonderful attendees their time and dedication to ...
04/23/2026

On Saturday we wrapped up the third EITOC training! Many thanks to the wonderful attendees their time and dedication to learning, and to the faculty for their knowledge and support for those suffering from OCD.

04/21/2026
An excellent first day of EITOC 2026, training 40 clinicians from across Peru, Colombia, Mexico, and more countries on t...
04/17/2026

An excellent first day of EITOC 2026, training 40 clinicians from across Peru, Colombia, Mexico, and more countries on treatment of OCD.

Gracias!
04/16/2026

Gracias!

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Edmond, OK

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