Nathan Gregory, Ph.D. - Vice President & Chief Programs Officer

Nathan oversees all of the program areas at the Irvine Ranch Conservancy.​  Early in his career, Nathan worked on invasive species control and wildlife conservation and management issues in Hawaii, Alaska, and Colorado, and he later earned his Ph.D. in Ecology and Evolutionary Biology from Princeton University, where he studied the effects of land use on bird communities in Kenya. He then worked as a research ecologist and project manager for the non-profit Institute for Wildlife Studies (IWS) focusing on the conservation of the desert tortoise in the Mojave Desert and the San Clemente Island fox. After leaving IWS, Nathan served for two years as an AAAS Science and Technology Policy Fellow at the United States Agency for International Development. During his time in Washington and prior to joining the Conservancy in 2016, Nathan worked on biodiversity conservation and international development issues in multiple countries.

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