Preface: Workshop on Pesticide Exposure Assessment Paradigm for Non-Apis Bees. Issue 1 (3rd December 2018) - Bireley, Richard; Borges, Shannon; Cham, Karina; Epstein, David; Garber, Kristina; Hart, Connie; Hou, Wayne; Ippolito, Alessio; Pistorius, Jens; Poulsen, Veronique; Sappington, Keith; Steeger, Thomas