Dr. Dragan Roša was born in Šibenik in 1958. He graduated in physics in 1983, achieved M.Sc. in 1992 and Ph.D. in 1996 in the field of astrophysics. Since 1992 he is the Head of Astronomical Observatory Zagreb. His main activity is popularization and teaching of astronomy (public lectures, summer-schools, competitions, seminars for school teachers etc.) and he took part in initiating, organization and implementation of the e-school project in Croatia. He is the author of several text-books for amateur astronomers and for primary and secondary school education programs. Main field of his scientific research is solar physics - solar rotation. He is the member of the Croatian Astronomical Society and International Astronomical Union.