Professor of medical physiology, medical school Belgrade.
Specialist of 1. clinical physiology 2. sports medicine.
Sub-specialist of hyperbaric medicine and balneoclimatolgy.
President of the anti-aging association of Serbia.
Chief of the department of physiology for both under and post graduate studies.
Vice-dean for post-graduate studies and specialisation.
Ex-minister of education, science and technological development.
Vice-president of the European academy of science.