158 alumniandalumnaemaharishiinternationaluniversity anxiety ayurvedic beatles biography controversialliterature cults faith geoff gilpin history historymaharishiuniversityofmanagement india maharishimaheshyogi medicine meditation methods physicians psychological psychotherapy religion religionandsociology religiousleaders rockmusic spirituality stress teachingsmaharishimaheshyogi therapy travel treatment unitedstates yogis