Chris Barr Chris Barr is an assistant professor of biostatistics at the Harvard School of Public Health in Boston. He moved to Boston after getting his Ph.D. at UCLA and then doing a postdoc at Johns Hopkins Bloomberg School of Public Health. Chris has done important work in environmental biostatistics and is also the co-founder of OpenIntro, a very cool open-source (and free!) educational resource for statistics. Which term applies to you: data scientist/statistician/analyst?