David Cycleback is an art and artifacts historian and internationally known authentication expert. He was a 2013 Eric Hoffer Award Finalist for his book Conceits: Cognition and Perception. Reprinted by Beijing's Three Shadows Art Center, his guides Judging the Authenticity of Prints by the Masters and Judging the Authenticity of Photographs were the first comprehensive books on the subjects published in Chinese. He has advised and examined material for major auction houses and institutions, was an expert for the Encyclopedia of Nineteenth-Century Photography, and has written for Beckett, Memorabilia Evaluation & Research Services (MEARS), Game Used Universe and Gridiron Greats. His other books include Art Perception, Looking at Art and Artifacts, Return Trip: Aesthetics and Epistemology, A Brief Introduction to Ancient Counting Systems for Non-Mathematicians (booklet), Strange Beauty, and Forensic Light: A Beginner's Guide. He has been cited by the Australian National Archives, Indiana Historical Society, The Jewish Theological Seminary, York University, Encyclopedia Britanica, The Saylor Foundation, Society for American Baseball Research, University of Wisconsin (The Scout Project), University of Arkansas' Criminal Justice Institute, and Sydney University (Business of Art).

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Email: cycleback (at) cycleback (dot) com