David Pyne, PE, with ASR Systems, has more than 50 years of experience with well recharge throughout the United States and in many other countries. He coined the term “aquifer storage recovery” and has pioneered the development of that technology. Pyne has taught many ASR workshops since 1994. He holds a B.S. degree in civil engineering from Duke University and an M.S. degree in environmental sciences, specializing in water resources engineering, from the University of Florida.