Gannon is a renowned yoga master, instructor and animal rights activist. In 1984, she and her partner David Life created the Jivamukti Yoga Method, which is a path to enlightenment through compassion for all beings. They are pioneers in teaching yoga as spiritual activism/activation. The JY Method emphasizes vinyasa, scriptural study, devotion, prayer, music, chanting and meditation as well as animal rights, veganism, environmentalism and political activism.

Jivamukti's passionate focus on the original meaning of the Sanskrit word "asana" as seat, connection, relationship to the earth is as practical as it is radical at this time of global and consciousness shift. The Jivamukti Yoga Method is taught worldwide at Jivamukti Yoga Schools in NYC, Detroit, Toronto, London, Berlin and Munich. The Jivamukti practice is also available on DVDs Yoga Journal has recognized Gannon and Life, as innovators in Yoga and "The New York Times" says, "Without Jivamukti, yoga in the U.S. would still be the obscure practice of a few."

"Time Magazine" recognized Jivamukti Yoga as one of the nine methods of Hatha Yoga taught in the world today. JY is featured in the acclaimed documentary film: What is Yoga? Sharon is a featured yogini in various books: "Yoga" by Linda Sparrowe, "American Yoga" by Carrie Schneider, "Yogini" by Janice Gates and "Women to Women" by Christina Lessa.