Hart Lazer is a popular yoga teacher in Manitoba, Canada. His work and techniques were one of the inspirations behind David A. Cooper's book Renewing Your Soul: A Guided Retreat fo...view moreHart Lazer is a popular yoga teacher in Manitoba, Canada. His work and techniques were one of the inspirations behind David A. Cooper's book Renewing Your Soul: A Guided Retreat for the Sabbath and Other Days of Rest, which was revised and reissued as The Handbook of Jewish Meditation Practices: A Guide for Enriching the Sabbath and Other Days of Your Life (Jewish Lights, 2000).view less