With her husband, Theodore R. Sizer, she has taught at Brown University and currently teaches at the Harvard Graduate School of Education. Both Nancy and Ted recently served as Acting Co-Principals at the Francis W. Parker Charter Essential School where Nancy also was Transition Counselor, helping to lead its first graduating class through the transition to postsecondary education. The Students Are Watching: Schools and the Moral Contract (Beacon Press, 1999) is her most recent book, written with her husband Ted.