Ibrahim Assem is Professor Emeritus at the Université de Sherbrooke, Québec (Canada), where he has taught since 1988. He obtained his Ph. D. from Carleton University (Canada) in 1981. His main research interests are the representation theory of algebras, cluster algebras, category theory, and homological algebra. He has produced over 100 research papers and several books.

Flávio Ulhoa Coelho has been teaching at the University of São Paulo (USP) since 1985, and obtained his Ph.D. in 1990 from the University of Liverpool (UK). Full professor since 2003, he was the director of the Institute of Mathematics and Statistics of USP from 2010 to 2014. He has produced over 75 research papers in the area of representation theory of algebras and has published several books. He is a researcher at the Advanced Studies Institute of USP (IEA-USP) and the National Council for Scientific and Technological Development (CNPq) in Brazil.