2015 Doctor of Physical Sciences, Institute of Astronomy, Bulgarian Academy of Sciences
Dr. Sc. Thesis “Processes in the Early Universe and Their Cosmological Effects and Constraints”
1985-1990: Moscow State University and State Astronomical Institute "P.K.Shternberg", Moscow, Russia
Ph.D. in Theoretical Astrophysics (February 1990, Ph.D. Thesis "Kinetics of Nonequilibrium Processes and the Early Universe", Research Advisors: Prof. A.D.Dolgov and Prof. L.P.Grishchuk.
1979-1984: Physical Faculty, Sofia University, Sofia, Bulgaria
Diploma Thesis in Theoretical Physics and Astronomy (June 1983), Research Advisor: Prof. Matey D. Mateev, M.S. in Physics with highest honors (January 1984)