A letter to Denis Lynn. Issue 1 (2nd January 2020) - Keeling, Patrick J.; Boscaro, Vittorio; Bardell, Floyd; Burki, Fabien; Cho, Anna; Cooney, Elizabeth C.; del Campo, Javier; Fast, Naomi M.; Fiorito, Rebecca; Gavelis, Greg S.; Gawryluk, Ryan M. R.; George, Emma E.; et al.