Leslie K. John
Professor of Business Administration
Leslie K. John is a behavioral scientist and Professor at the Harvard Business School. She studies how people make decisions, and the wisdom or error of those decisions. In one line of research, Dr. John studies privacy decision-making, identifying what drives people to share or withhold personal information, as well as their reactions to firms’ and employers’ use of their personal data. In another line of research, Dr. John studies health decision-making, devising psychologically-informed interventions to help people make healthier choices.
Her work has been published in leading academic journals including the Proceedings of the National Academy of Sciences, Psychological Science, Management Science, The Journal of Marketing Research, and the Journal of the American Medical Association. It has received media coverage in outlets including the New York Times, The Wall Street Journal, Financial Times, and Time Magazine. She has received numerous awards, including from the Association for Psychological Science and the Marketing Science Institute; and was named a Wired Innovation Fellow. She has worked with organizations including Facebook, Goldman Sachs, J.P. Morgan, and the Commonwealth Bank of Australia.