Thomas Verducci is an American sportswriter who writes for Sports Illustrated and its online magazine SI.com. He writes primarily about baseball. He is also a reporter and commentator for Fox Major League Baseball and MLB Network.

Sports Illustrated (SI) is an American sports magazine first published in August 1954. Founded by Stuart Scheftel, it was the first magazine with a circulation of over one million to win the National Magazine Award for General Excellence twice. It is also known for its annual swimsuit issue, which has been published since 1964, and has spawned other complementary media works and products.