Lili Atanasova (MU Sofia, Bulgaria) - symposium secretary
Kalin Gladnishki (Sofia University, Bulgaria)
Pavlin Grudev (INRNE, Bulgaria)
Diana Kocheva (Sofia University, Bulgaria)
Nikolay Minkov (INRNE, Bulgaria)
Georgi Rainovski (Sofia University, Bulgaria) - chair
Elena Stefanova (INRNE, Bulgaria)
Peter Vankov (BNRA, Bulgaria)