Jeroen Rijk works in the Environmental Sciences department of our Den Bosch facility. Here, he guides the in vitro endocrine disruptor (ED) testing program and is involved in setting up and implementing new in vitro ED assays. Jeroen has a background in Food Science and performed his PhD thesis research at RIKILT Institute of Food Safety, Wageningen University, setting up novel methods to detect hormone abuse in cattle. Upon completion, he continued working at RIKILT for 4 years as a postdoc in the field of endocrine disruptor testing. He joined Charles River in 2013.