Dr. Elizabeth received her M.Sc. from Warsaw University, Warsaw, Poland in 1967 and Ph.D. from University of Maryland in 1981. Dr. Elizabeth’s some of academic appointments are Graduate Teaching Assistant, Department of Physics, Elementary Particle Division, Warsaw University, Warsaw, Poland (1966-1967); Pre-doctoral Fellow, Polish Academy of Sciences, Nencki Institute of Experimental Biology, Warsaw, Poland (1967-1969); Research Assistant, Radiation Research Division, Department of Radiation Therapy, University of Maryland/School of Medicine (1973-1975) and Research Associate, Radiation Research Division, Department of Radiation Therapy, University of Maryland/School of Medicine. (1975-1982).