The 2017 UKEMS Annual meeting is being held with the Belgium and Dutch EMS in the old Burgundian town of Leuven, near Brussels in Belgium from 25th – 28th June. IGG are hosting a session on Monday 26th on complex in vitro models and future testing sponsored by Henkel. Speakers include Rhiannon David on 3D bone marrow, Stefan Pfuhler on 3D skin comet and micronucleus assays, Giel Hendriks on ToxTracker and Freddy Van Goethem on mode of action-based classification.