The Visual Squash: An NLP Tool for Radical Change (NLP Mastery)
Jess Marion and Shawn Carson are (H)NLP trainers and master practitioners.  They are hypnosis trainers as well as consulting hypnotists.   Shawn is the director of the International Center for Positive Change and Hypnosis.  He also has over 20 years of international business experience.   Jess is a trainer at IPH as well as the director of Philadelphia Hypnosis.  She is a former university instructor.   Shawn and Jess are also co-authors of: "The Swish," "Quit: The Hypnotist's Handbook to Running Effective Stop Smoking Sessions," and "Keeping the Brain in Mind: Practical Neuroscience for Coaches, Therapists, and Hypnosis Practitioners (Spring 2014".