José Pergentino de Araújo Neto holds a bachelor’s degree in Information Systems from the Faculdades Integradas de Patos (2005) and a Master’s degree in Software Engineering from the Center for Advanced Studies and Systems in Recife, Brazil (2009). He is currently a PhD student in the Informatics Graduate Program at the Department of Computer Science, University of Brasília, Brazil. He is a lecturer at the Institute of Higher Education of Brasília. He has experience in computer science with emphasis on information systems, software architecture, distributed systems, artificial intelligence and multiagent systems.

Donald Matthew Pianto holds a Ph.D. in Physics from the University of Illinois at Urbana Champaign, USA (1995), a PhD in Computational Mathematics from the Federal University of Pernambuco, Brazil (2008), and a Bachelor’s degree in Physics from SUNY at Stony Brook University, USA (1994). He is currently an Adjunct Professor at Statistics Department, University of Brasília, Brazil. He is a member of the Graduate Program in Applied Computing in the Department of Computer Science and Economics of the Public Sector in the Department of Economics, both programs in the University of Brasilia. He has experience in the area of probability and statistics with emphasis in econometrics, statistical analysis of neural data, statistical analysis of images, and estimation of causal effects.

Célia Ghedini Ralha holds a Ph.D. in Computer Science from Leeds University, England (1996) and a M.Sc. in Informatics from Aeronautics Institute of Technology, Brazil (1990). She is an Associate Professor at the Department of Computer Science, University of Brasília, Brazil. She has participated in many research projects and published several papers in international journals and conferences. She is a member of the Informatics Graduate Program at the Department of Computer Science, University of Brasília and the Brazilian Computer Society. She receives a research productivity grant in the Computer Science area from the Brazilian National Council for Scientific and Technological Development (CNPq). Her current research interests include design of intelligent and knowledge-based systems, multiagent systems, agent-based simulation and multiagent planning.