Born: Bogor, Indonesia. B.Eng (Hons) in Electrical Engineering (1995) and M.Eng (Hons) in Computer Engineering (2001), University of Wollongong, Australia. Currently a metrologist at the Research Centre for Calibration, Instrumentation and Metrology - Indonesian Institute of Sciences (KIM-LIPI). Email: probo@kim.lipi.go.id