Emeritus Archbishop of Detroit Janice McLaughlin – Catholic nun and human rights activist Madalyn Murray O'Hair – founder of American Atheists William Passavant George Rapp – founder of the religious sect Harmonists Charles Owen Rice Charles Taze Russell – founder of Watch Tower Bible & Tract Society R. C. Sproul – theologian Thomas J. Tobin – auxiliary bishop of Pittsburgh, bishop of Youngstown OH, and current bishop of Providence, Rhode Island Cardinal Donald Wuerl – eleventh bishop of the Roman Catholic Diocese of Pittsburgh, current Archbishop of Washington David Zubik – twelfth and current bishop of the Roman Catholic Diocese of Pittsburgh Science and research Ross Allen – herpetologist Frederick S. Billig – scramjet pioneer Daniel Chamovitz – biologist, author of What a Plant Knows, and President of Ben Gurion University of the Negev Yuan Chang – virologist, co-discoverer of causes of several viral cancers, including Kaposi's sarcoma Norman Christ – physicist Childs Frick George Otto Gey – scientist who propagated the HeLa cell line William Jacob Holland – entomologist and chancellor of the Western University of Pennsylvania Randy Pausch – founder of Alice, and man behind the Last Lecture David M. Pozar – electrical engineer and academician Jonas Salk – physician, inventor of first polio vaccine Alex Shigo – arboriculturist and horticulturist Clifford Shull – Nobel Prize winner Herbert A. Simon – Carnegie Mellon University professor; winner of Nobel Prize for Economics Thomas Starzl – pioneering transplant surgeon in liver and multiorgan transplantation Jesse Steinfeld – United States Surgeon General under Nixon Otto Stern – German-American physicist and Nobel laureate, known for his studies of molecular beams; Carnegie Institute of Technology professor Nicholas E. Wagman Sandra Welner (1958–2001) – physician, advocate for disabled women's healthcare Jerome Wolken (1917–1999) – biophysicist Jamie Zawinski Jonathan Zittrain – professor of Internet law and computer science at Harvard Vladimir Zworykin – engineer and inventor, developed an early form of television; the IEEE presents a Vladimir Zworykin Award for outstanding contributions to development of television technology Military 18th-century leaders Ebenezer Denny – 10th Adjutant General of the U.S. Army 19th-century leaders John M. Corse Benjamin Grierson – Civil War and Buffalo Soldier Alexander Hays – Brigadier General*, repulsed Pickett's Charge at Gettysburg Francis J. Herron Alexander Murray – Admiral James Scott Negley – Major General Civil War hero of Murfreesboro Thomas A. Rowley (1808–92) – Brigadier-general; Gettysburg; Civil War Jacob B. Sweitzer – General*