Jessie Elisabeth Wells is a New Zealand biostatistician, and is a professor emerita at the University of Otago, specialising in epidemiology and mental health research.
Wells completed a PhD titled Some psychological parameters of verbal encoding at the University of Canterbury.
After six years at Massey, Wells moved to the University of Otago in 1980, rising to research professor in 2010.
[2][3][4] Wells is part of the Biostatistics and Computational Biology Unit at Otago, and is based at the Christchurch campus.
[6][8] Wells's research on the survey, alongside colleagues Magnus McGee, Joanne Baxter and Jesse Kokaua, showed that non-medical drug use was widespread in New Zealand.