Hagai Netzer is a professor in the School of Physics and Astronomy at Tel Aviv University. His research interests are several topics in extragalactic astronomy including: the formation and growth of the first super massive black holes; star formation in the local and early Universe; the parallel evolution of black holes and stellar mass in galaxies; measuring black hole mass using reverberation mapping and direct imaging; the physics and the properties of accretion disks around super massive black holes; the physics of ionized gas and dust in astronomical objects; mergers of galaxies in the early universe; AGN and star formation feedback in various types of galaxies.