Professor Kreitzberg has practiced and written extensively on the death penalty. She created and now directs the Death Penalty College, a residential training program held each August at Santa Clara University School of Law to train lawyers assigned to the defense of a capital case.

Prior to joining Santa Clara University School of Law in 1988, Professor Kreitzberg was a trial attorney for the Public Defender Service in Washington, D.C., while also representing death row inmates on a pro bono basis. She is an annual guest lecturer at Harvard Law School’s Trial Advocacy Program.