Born at Bandung, Indonesia, November 17, 1957. Received B.Sc. degree of Physic, Natural Science in 1981 from Bandung Institute of Technology, Indonesia, M.Eng. degree of Optoelectronics and Laser Application in 1984 from the Tokyo Institute of Technology, Japan, and Dr. Eng. degree from Electrical and Electronics Engineering, Tokyo Institute of Technology, Japan, in 1993. Currently, he is a Professor and Lecture at Faculty of Computer Science, University of Indonesia, Indonesia. He also head of Computational Intelligence Laboratory.