Bambang Widjanarko Otok is an associate professor in statistics. He is a lecturer and researcher at the Department of Statistics, Faculty of Science and Data Analytics, Institut Teknologi Sepuluh Nopember (ITS), Indonesia. He was awarded a Ph.D. in Mathematics in 2008 from Gajah Mada University, Indonesia. He has been focusing his research on multivariate analysis, structural equation models, and meta-analysis.