Arthur Andrade is a Criminalist in the Miami-Dade Police Department, Forensic Services Division. He works in the Firearm and Toolmark Unit of the Forensic Identification Section, where he has been a firearm examiner for over seven years. Mr. Andrade received a Bachelor of Science in Forensic and Investigative Science from West Virginia University in 2015 and is currently a graduate student at Florida International University, pursuing a Professional Science Master’s in Forensic Science. He is an active and certified member of the Association of Firearm and Toolmark Examiners (AFTE), having achieved certification in Firearm Evidence Examination and Identification. Throughout his time with the Miami-Dade Police Department, Mr. Andrade has gained valuable experience in casework and testimony, including a Daubert trial for firearms identification in federal court. He has conducted research related to chamber marks found in firearms chambered for 7.62x39mm, established a firearms identification digital media library, and provided instruction as a primary trainer for new examiners. Mr. Andrade has given multiple presentations for various professional organizations, including the International Association for Identification (IAI), AFTE, and different police departments. Mr. Andrade has served as the Forensic Identification Section’s technical manual and training manual liaison and currently serves as a member of the machining and subclass subcommittee of AFTE.