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Hale Barter earned a Bachelor of Science in hydrology in 1988 and a Master of Science in hydrology in 1995, both from the University of Arizona. He is a groundwater hydrologist and president of Montgomery & Associates (M&A), a water resources consulting firm founded and headquartered in Tucson, with 130 employees in offices across the west and in South America. Hale has been with M&A since 1994 and has been in groundwater consulting since 1988. For much of his career he served as leader of M&A's hydrologic modeling team, providing oversight of design and implementation of a wide range of mining, municipal, and environmental models. He also managed hydrogeologic investigations with substantial focus on feasibility and permitting for mining and for many of the largest recharge projects in Arizona. Hale serves on the HAS Advisory Board and M&A is a long-time supporter of the department sponsoring the El Dia Montgomery Prize and annual Montgomery Scholarships starting in 2024. Info

Dr. E. Philip Krider was a professor and former Head/Director of the Department of Atmospheric Sciences/Institute of Atmospheric Physics at the University of Arizona (UArizona). His pioneering research on lightning and atmospheric electricity has earned him national and international prominence. Dr. Krider led the team that developed the lightning sensing technique that is now being used in the U.S. National Lightning Detection Network and by similar networks in more than 40 foreign countries. He conducted research at the NASA Kennedy Space Center for many years and has chaired the NASA/Air Force/FAA advisory panel that ensures lighting safety during spaceflight operations. In 1976, Dr. Krider co-founded a successful Tucson company, Lightning Location and Protection, Inc. (now a division of Vaisala), and he is a noted historian of 18th century science. Info