Yousef Daoud, the pen name for the spiritual writings of Joe Martin (See amazon listings for this author) has been a practitioner of both Buddhism and Sufism. The author of eight books and included in various anthologies, he teaches meditation as well as spiritual performance practice. He is a resident fellow at the Center for Global Peace in Washington DC, where he has taught on Arts and Peace, and is a Senior Lecturer in Theatre Arts and Studies at Johns Hopkins University.