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Instructor Information

Eileen Boyle
Eileen is the Director of Conservation and Research at Mt. Cuba Center. She loves teaching, especially about plants and their relationships with birds and butterflies. Previously, she was the Director of Horticulture at the Philadelphia Zoo and the New York Botanical Garden.

Peter Shotzberger
Pete is the Compost and Chemical Specialist at Mt. Cuba Center and a NOFA (Northeast Organic Farming Association) Accredited Organic Land Care Professional.

Duncan Himmelman
Duncan is the Education Manager at Mt. Cuba Center. He earned his doctorate in Ornamental Horticulture at Cornell University, taught college for 24 years, and has contributed to a number of horticultural publications. Duncan managed a 20 acre estate in Greenwich, CT and has designed landscapes for both private and public clients in New York City, Toronto, and Chicago.

Mark Highland
It was on a beautiful piece of Illinois farmland that Mark pushed his first shovel into garden soil. After he "grew up," he received an MS degree from the Longwood Graduate Program, focusing his research on compost and potting soils. After Longwood, Mark started The Organic Mechanic Soil Company, LLC in 2006. He has served as a consultant for the EPA and Institute for Local Self-Reliance, and he is the author of the recently published Practical Organic Gardening: The No-Nonsense Guide to Growing Naturally.