2023: Sandra Chapman (Physics Department, University of Warwick, United Kingdom)
2022: Marco Velli (Space Physics at the Earth, Planetary and Space Sciences Department, University of California, USA)
2020: Weiqing Han (University of Colorado at Boulder, USA) and Sabine Schindler, (University of Innsbruck, Austria)
2019: Bruno Leibundgut (European Southern Observatory, Garching, Germany)
2018: Karel Schrijver (Lockheed Martin, Palo Alto, USA (retired))
2017: Gary Zank (University of Alabama, USA)
2016: Kurt Lambeck (Australian National University, Australia)
2015: George Gloeckler (University of Michigan, USA)
