Known by many as “G.G.” or “Griffey,” Geissler is a staff writer and data analyst at PitcherList and QBList. He has spent several years independently covering the Boston Red Sox from the DSL to the major leagues and boasts a background in MLB/MiLB player development and data consulting. As a former pitching prospect, he has firsthand experience rehabbing from Tommy John surgery. In his free time, he’s an avid fan of movies, video games, and fantasy football.