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Criminal Justice: FacultyCriminal Justice: Faculty

Criminal Justice: Faculty

Our faculty is composed of highly qualified and dedicated full-time professors with terminal degrees in their fields and real-world professional experience, as well as outstanding part-time instructors. Click on each of their profiles below to learn more about their experience, publications, awards, and contact information.

Program Chair

  • Photo of Dr. Michael Hummel

    Dr. Michael Hummel

    Professor of Criminal Justice and Security Studies, Director of the Bachelor of Science in Criminal Justice, Global Online Homeland and International Security Concentration

    Current Positions: Chair, Department of Criminal Justice, and Professor of Criminal Justice and More


  • Photo of Dr. Aref M. Al-Khattar

    Dr. Aref M. Al-Khattar


    Dr. Aref M. Al-Khattar, a former chair of the Department of Justice, Law, and Society, is a More

  • Photo of Dr. John R. Cencich

    Dr. John R. Cencich

    Professor and Director of the Pennsylvania Institute of Criminological and Forensic Sciences; Coordinator of the Master of Arts in Social Sciences Applied Criminology Program

    Senior professor of criminal justice Dr. John Cencich is a legal scientist and career law More

  • John DiSalle


    John DiSalle is a judge of the Court of Common Pleas of Washington County, Pa., a position he was More

  • Photo of Dr. Raymond J. Hsieh

    Dr. Raymond J. Hsieh


    Dr. Hsieh earned his Ph.D. from State University of New York at Buffalo. His graduated study was  More

  • Gary Williams Jones


    After law school, G.W. Jones served as assistant district attorney for Allegheny County, Pa. He is More

  • Michael Machen


    Michael J. Machen is a graduate of Allegheny College and Widener University School of Law. He is a More

  • Richard Mullen


    Mr. Mullen holds a Bachelor’s Degree from Geneva College in Human Resources Management and a More

  • Photo of Dr. Hans Mumm

    Dr. Hans Mumm


    Retired U.S. Army Capt. Hans C. Mumm, now Dr. Hans C. Mumm, was a mustang, serving eight years in More

  • Photo of Kenneth Noble

    Kenneth Noble


    Kenneth Noble served honorably in the United States Marine Corps for 21 years as a Military More

  • Charles Noel


    In addition to Cal U, Mr. Charles Noel is also an associate professor of criminal justice and More

  • Photo of Patrick Picciarelli

    Patrick Picciarelli


    Patrick Picciarelli is the author of the non-fiction books Jimmy the Wags: Street Stories of  More

  • Photo of Dr. Beverly Ross

    Dr. Beverly Ross

    Instructor and Director of the Serene Leadership Institute at Cal U

    Dr. Ross is the Coordinator of the Global Online master’s degree program in conflict More

  • Photo of Dr. Mathilda Spencer

    Dr. Mathilda Spencer

    Assistant Professor

    Dr. Spencer has worked in the human services/criminal justice field for more than 30 years. Her More

  • Photo of Ashley Thompson

    Ashley Thompson


    Ashley Thompson is a detective with the City of Pittsburgh Bureau of Police with 29 years of law More

  • Photo of Steven Toprani

    Steven Toprani


    Steven Toprani is a partner in Leech Tishman's Pittsburgh, Pa., office and a member of the More

  • Julie Warnick

    Assistant Professor

    Professor Warnick is a legal specialist who teaches courses pertaining to procedural and More

  • Photo of Dr. Christopher Wydra

    Dr. Christopher Wydra

    Assistant Professor

    Dr. Christopher Wydra is a recently retired detective with 20 years of professional police More