Dr. Philips has served as Visiting Scientist at the Gabbert Raptor Center of the University of Minnesota and taught for the Institute for Shipboard Education in the Semester At Sea Program. He has also worked as a consultant for the Norwegian Forest Research Institute, the National Audubon Society, the United States Food and Drug Administration, Bio-Systems Analysis, Inc., the Canary Islands Fauna Department, the Milwaukee Public Museum, the National Park Service, the Arizona Department of Game and Fish, the Tyson Research Center, the Predatory Bird Research Group, the Owl Research Institute, the American Eagle Research Institute, the Spotted Owl Conservation Group, The Mexican parrot Conservation Group, The Institute of Zoo and Wildlife Research (Berlin), the Conservations Genome Resource Bank for Korean Wildlife, the Hilton Pond Center of Piedmont Natural History, the State Bird Rescue and Research, Inc., the Spotted Owl Conservation Group, the Mexican Parrot Conservation Group, the Institute for Zoo and Wildlife Research (Berlin), the Conservation Genome Research Bank for Korean Wildlife, the Hilton Pond Center of Piedmont Natural History, Tri-State Bird Rescue and Research, Inc., Wm. C. Brown Publishers, and the Educational Testing Service.
Research interests include invertebrate community ecology, astigmatic mites, and ectoparasitic diseases of endangered birds. He is the author of articles on teaching physical and environmental science to business students as well as many ecological research publications.