
Notice That EMDR 2.0: A Conversation with Suzy Matthijssen & Ad de Jongh
Sep 16, 2025
In this engaging conversation, Suzy Matthijssen, a clinical psychologist and trauma treatment innovator, and Ad de Jongh, a seasoned therapist and EMDR pioneer, delve into the evolution of EMDR 2.0. They discuss the origins of intensive trauma treatment, highlighting the emergence of four-session-a-day protocols. The duo explains the science behind their approach, focusing on the pillars of activation, taxation, and motivation. They also share insights on the surprising effectiveness of remote therapy, and how their methods can better address complicated trauma cases.
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Creating A Condensed Intensive Program
- Suzy described building an outpatient condensed intensive program after copying and adapting Sidetrack's residential model.
- She ran a six-day version with one EMDR and one prolonged exposure session per day and found comparable results.
Unexpected Success With Online Intensives
- During COVID Suzy and Ad moved intensive programs online and saw dramatic results including clients scoring near zero on symptom measures.
- Suzy recounted calling a client in tears because her post-treatment scores were all zero and then verifying the change.
Working Memory Taxation Is Core
- Working memory taxation, not bilaterality, explains EMDR's core mechanism: taxing working memory while activating the memory reduces its vividness and emotion.
- Research shows a dose–response: greater taxation produces larger decreases in emotionality.


