An Interview With Baseball Memorabilia Collector And Appraiser Mike Gutierrez

Mike Gutierrez is a Consignment Director at Heritage Auction Galleries and an appraiser on Antiques Roadshow. As a sports autograph authenticator, Gutierrez is probably best known for his initial appraisal of Mark McGwire’s 70th-home-run ball, which sold at auction for $3 million. In this interview, Gutierrez talks about how he got into the sports-memorabilia field, how the field has changed, and the challenges of authenticating an autograph. Read the full interview at Collectors Weekly here.

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