Nathan Taback obtained his masters and doctoral degrees in statistics from the University of Toronto in 1998 and has consulted on statistical matters since 1996.  He has held positions in academia (Harvard University, University of Toronto Academic Hospital) and the pharmaceutical industry (large pharmaceutical company, contract research organization).  Nathan is an assistant professor of biostatistics at the University of Toronto and a co-director of Insecurity Insight.   Observational Science is a company that embodies Nathan’s philosophy of using statistical tools to understand our world through observation.