Mathias Hehn studied chemistry at the Technical University of Dortmund and then completed his doctorate at the same place on the online coupling of various LC techniques with NMR spectroscopy. He continued this topic as a postdoc in collaboration with Stellenbosch University. At YMC, he has been Head of Laboratories since mid-2017 and is responsible for column screenings, method development on an analytical and preparative scale, packing of glass columns and training.