She also notes that: “Studies conducted by Elmer and Alyce Greene at the Menninger Foundation have shown that a subject with 20 years of training in Zen meditation could consistently establish Hemi-sync at will, sustaining it for over 15 minutes.
What differentiates the Gateway Experience from forms of meditation is its use of the Hemi-Sync technique which is defined in a monograph by Monroe Institute trainer Melissa Jager as, “a state of consciousness defined when the EEG patterns of both hemispheres are simultaneously equal in amplitude and frequency.”