Gareth William Perry, New Jersey Institute of Technology, Center for Solar-Terrestrial Research, Newark, NJ, United States, Bea Gallardo-Lacourt, NASA Goddard Space Flight Center, Greenbelt, MD, United States, William Edward Archer, University of Saskatchewan, Saskatoon, SK, Canada, Ashton Seth Reimer, SRI International Menlo Park, Menlo Park, United States, D. Megan Gillies, University of Calgary, Calgary, AB, Canada and Simon G Shepherd, Dartmouth College, Thayer School of Engineering, Hanover, NH, United States