A tribute to Christo Balarew on the occasion of his 90th birthday

The eminent Bulgarian chemist Christo Balarew was born on June 23, 1934 in Sofia. He received his MSc degree in chemistry from the Sofia University. Balarew devoted many years of his life to the service of Bulgarian chemical science and education. For most of his life he worked at the Institute of General and Inorganic Chemistry of the Bulgarian Academy of Sciences. He was a scientist, teacher, public figure, member of a number of international organizations, editorial boards of scientific journals, organizing and scientific committees of international scientific forums.