The 2021 edition of The New York Times Bestselling Guide. PLAY BALL! The 26th edition of this industry-leading baseball annual contains all of the important statistics, player predictions and insider-level commentary that readers have come to expect, along with significant improvements to several statistics that were created by, and are exclusive to, Baseball Prospectus, and an expanded focus on international players and teams. Baseball Prospectus 2021 provides fantasy players and insiders alike with prescient PECOTA projections, which The New York Times called “the überforecast of every player’s performance.” With more than 50 Baseball Prospectus alumni currently working for major-league baseball teams, nearly every organization has sought the advice of current or former BP analysts, and readers of Baseball Prospectus 2021 will understand why!