Gunther Hauk has been a teacher, lecturer, biodynamic gardener, and beekeeper for more than 35 years. He co-founded the Pfeiffer Center in Chestnut Ridge, New York in 1996 and, together with his wife Vivian, Spikenard Farm, Inc., a non-profit honeybee sanctuary in 2006. Over these decades, he has given many workshops on the successful use of biodynamic principles in gardening and naturally harmonious beekeeping methods throughout the U.S. and Canada.