Dr. Papcun's Report on the Rodney King trial appears in the book "Letters of the Century"
(Read the letter)
by Grunwald and Adler
"Your appearance as the final witness in the Rodney King trial was decisive as to the outcome."---Milton Grimes, Esq.

"Dr. Papcun is a star!"---Attorney subsequent to Dr. Papcun's deposition, following which the opposition declined to proceed

"Please send your bill in before you find out how delighted the client is." --Attorney following a directed verdict subsequent to Dr. Papcun's testimony
Dr. Papcun is a scientist who analyzes sounds, especially the sounds of speech, with regard to their audio forensic implications. He has been employed by Los Alamos National Laboratory, The Aerospace Corporation and the University of California Phonetics Laboratory. He has served as an expert witness in the United States, Canada and Australia. He has held security clearances at the Secret, Top Secret and Q levels. He has completed projects for the Central Intelligence Agency, the National Security Agency and the United States Secret Service. He will consider other challenging assignments.

Dr. Papcun's expertise includes analysis of recordings, enhancing the intelligibility of recordings, determining whether recordings have been altered, speaker identification, memory for voices, voice lineups, using voice to determine speaker veracity and voice morphing.

Forensic Analyses Include:


Author and Instructor

"Voice Input/Output for Computers" Taught scientists, and engineers for companies and governmental agencies in the United States and abroad including IBM, Bell Laboratories, The United States Department of State, The United States National Bureau of Standards, Danish National Telecom, Phillips, Siemens and others.