Atsushi Igarashi is a Professor at Dept. of Communication and Computer Engineering, Graduate School of Informatics, Kyoto University. He received his PhD degree from the University of Tokyo in 2000. His research interest is in principles of programming languages, in particular, type systems and program verification. He received the AITO Dahl-Nygaard Junior Prize in 2011 for his contribution to the foundations of object-oriented languages with his work on Featherweight Java and its extensions.