Jacco M. Hoekstra is a full professor at the faculty of Aerospace Engineering of the Delft University of Technology. After obtaining his M.Sc. and pilots license in 1990, and a brief excursion in telecommunications, he started working at the National Aerospace Laboratory (NLR). He then obtained his Ph.D. on Air Traffic Management and headed the NLR Air Transport Operations division, before joining the TU Delft faculty. He served two terms as a dean and now heads the CNS/ATM chair and holds a seat at the administrative board of SESAR.