Rolf Fronczek is a neurologist in the Leiden University Medical Centre (LUMC) and in the Sleep-Wake Centre SEIN Heemstede in the Netherlands. After having gained his medical degree in Leiden, he completed his PhD with a focus on Narcolepsy and the Hypocretin System in 2008 at Leiden University and the Netherlands Institute for Brain Research in Amsterdam. In 2006, the European Sleep Research Society (ESRS) awarded his research with the Helgi Kristbjarnarson Award for innovative research. Dr. Fronczek is a member of several national and international scientific societies. He has published in numerous peer-reviewed journals and is a frequent speaker at national and international sleep meetings. In 2016 he became a member of the EU-NN.