Ivan Gutman, born in the city of Sombor, is distinguished Croatian expert in Mathematical Chemistry, prolific author of more than 1200 scientific articles, a member of editorial boards of numerous professional journals, professor of Physical Chemistry at the University of Kragujevac. He has two PhD’s: in Chemistry (from the University of Zagreb) and in Mathematics (from the University of Belgrade). Among his monographs we mention   

• A. Groavac, I, Gutman, N. Trinajstic: Topological Approach to the Chemistry of Conjugated Moleculs, 
• Xueliang Li, Ivan Gutman: Mathematical Aspects of Randić-type Molecular Structure Descriptors, Mathematical Chemistry Monographs, University of Kragujevac, 2006

Ivan Gutman lacturing about hexagonal systems
at the Department of Mathematics of the University of Osijek in 2007

He is a member of the Intenational Academy of Mathematical Chemistry, of the Academy of Nonlinear Sciences in Moscow and of Academia Europaea.