A researcher studied a year of public Venmo transactions. Here’s what she learned

Mike Chapple was interviewed by CNN Money for a story on Venmo transactions. Chapple is the academic director of the Master of Science in Business Analytics program and an associate teaching professor in the Department of Information Technology, Analytics, and Operations.

“You’re basically having people testify against themselves in transaction comments about illicit activity,” said Mike Chapple, who teaches business analytics and cybersecurity courses at the University of Notre Dame’s Mendoza College of Business.