William B. Karesh, Ph.D., a leading global expert on infectious diseases, wildlife and the environment, is Executive Vice President for Health and Policy at EcoHealth Alliance, President of the World Animal Health Organization Working Group on Wildlife Diseases, chair of the IUCN Wildlife Health Specialist Group; and serves on the WHO’s International Health Regulations Roster of Experts focused on the human-animal interface and wildlife health. Currently EPT Partner Liaison for the USAID Emerging Pandemic Threats PREDICT-2 program, Dr. Karesh coined the term “One Health” in 2003 to describe the interdependence of healthy ecosystems, animals and people and has pioneered solutions-oriented initiatives with this concept as the guiding principle in programs under his direction in over 45 countries from Argentina to Zambia. He has published 180+ scientific papers and written for broader audience publications, including his highly acclaimed first book for a general audience, Appointment at the Ends of the World.