https://medium.com/@julesevans/michael-murphy-on-esalen-and-the-mystical-expats-b36a07636913

Esalen is the spiritual home of transpersonal psychology, where psychologists like Abraham Maslow, Stanislaf Grof, and Fritz Perls developed their ideas. So many contemporary practices and ideas — from holotropic breathwork to ecstatic dance to somatic therapy to the idea of 'spiritual emergencies' — were born in that cultural incubator.

It is still going, 57 years later, which is a remarkable feat when you think how quickly and spectacularly other spiritual experiments went wrong."

Jules Evans interviews Michael Murphy, the founder of Esalen, this influential "new age" institution in California. Long and initiated. (There's a box about logging in, but just click it away.)