Mauro D'Onofrio is an associate professors at the Department of Physics and Astronomy G. Galilei, University of Padova. He is an expert in the calibration, and setup of astronomical instruments as well as of data reduction and data analysis. His research has focused on galaxies both without and with AGN. He has co-edited two previous volumes  published by Springer(on Cosmology and Quasars) written in the same interview style as this book. dalfkädslfä

Roberto Rampazzo is a staff astronomer at INAF-Osservatorio Astronomico di Padova. His research focuses on interacting galaxies and early-type galaxies.

Simone Zaggia is a staff astronomer at INAF-Osservatorio Astronomico di Padova. He is specialised in the dynamics of stellar systems and the structure of the Milky Way.