Raymond Valerio
Director of Forensic Sciences

Queens County District Attorney’s Office, New York

Raymond Valerio has been an Assistant District Attorney in New York City since 2004.  Currently, he is the Director of Forensic Sciences at the Queens County District Attorney’s Office, overseeing all forensic science-based prosecutions handled by the Office.  In this capacity, Mr. Valerio collaborates with the Cold Case Unit, Conviction Integrity Unit, and acts as a liaison to all forensic testing laboratories.   

In 2018, Mr. Valerio received the Thomas E. Dewey Medal from the New York City Bar Association for his accomplishments in forensic science as a prosecutor. In 2020, WIRE Interdisciplinary Journal, a peer-reviewed scientific journal, published Mr. Valerio’s article titled “Likelihood Ratios For Lawyers…I Didn’t Go to Law School for This.”

Mr. Valerio is a member of the Firearm Toolmark and Friction Ridge American Standards Consensus Bodies of the American Academy of Forensic Sciences (AAFS), as well as the National District Attorneys Association (NDAA) Forensic Science Working Group.  Mr. Valerio has participated on various Organization of Scientific Area Committees (OSAC) Scientific Technical Review Panels. He frequently lectures and consults with prosecutors across the country on issues related to forensic evidence.

Mr. Valerio received his B.A from the University of Pennsylvania in 2001, and his J.D. from Temple University School of Law in 2004.