Otavio Lemos received the B. Sc. degree in computer science from Federal University of Mato Grosso do Sul State, Brazil, in 2002, the M. Sc. degree in computer science from University of Sao Paulo, Sao Carlos, in 2005. He is currently a Ph. D. candidate in computer science at University of Sao Paulo, Sao Carlos. His interests include software testing and aspect-oriented programming. Otavio's work with aoPHP is in the area of software testing and debugging.