Cristiano Bertolini received his B.Sc. in Computer Science in 2001, M.Sc in Computer Science from Pontifícia Universidade Católica do Rio Grande do Sul in 2004 and Ph.D. in Computer Science from Federal University of Pernambuco in 2010. He joined the UNU International Institute for Software Technology (UNU-IIST) in July 2010, where he is currently a postdoctoral research fellow.