Professor Cornell teaches Lawyering Skills I and II. She previously taught Lawyering Skills III from 2011-2013. Professor Cornell was honored with the St. Thomas Law's Teaching Award for Outstanding Teaching in 2015.

Cornell received her law degree, cum laude, from Harvard Law School in 2000. She has a B.A. in economics, with highest distinction, from the University of Michigan.

Cornell practiced tax and corporate law as an associate at Latham & Watkins, Chicago, from 2000-2003 and as an associate/counsel at Dorsey & Whitney, Minneapolis, from 2003-2009.