Vinicius H. S. Durelli is a Ph.D. candidate in Computer Science at the University of São Paulo, Brazil. As part of his doctoral studies, from 2011 to 2012, he was a visiting scholar at the George Mason University, Virginia, USA. He received his M.S. in Computer Science from the Federal University of São Carlos in 2008. He has been a Sun Certified Java Programmer since 2006. Also, he has been using Eclipse since circa 2004, which makes him feel old. When he is not writing or programming, Vinicius enjoys playing video games (especially Mario and Zelda games) and practicing Brazilian Jiu Jitsu.