Below are a range of resources
Eye Movement & Desensitising and Reprocessing Therapy
How does EMDR Reprocessing Work?
An introduction to the reprocessing in EMDR therapy
EMDR & Trauma
EMDR and Trauma
Acceptance Commitment Therapy
Sushi Train Metaphor - Russ Harris
Metaphor about unhooking from thoughts.
The Happiness Trap - Russ Harris
The evolution of the human mind.