Dickerson begins his first season with the Ducks and 11th in professional baseball. The outfielder spent time in Major League Baseball with the San Diego Padres (2015-16, 2019), San Francisco Giants (2019-21), and Atlanta Braves (2022). In 339 MLB games, he batted .255 with 40 home runs, 132 RBIs, 136 runs, 230 hits, 49 doubles, 8 triples, and a .325 on-base-percentage. His first Major League hit came as a pinch-hitter in the 11th inning for the Padres at Petco Park off Hector Neris of the Philadelphia Phillies on August 7, 2015. His first career home run and RBIs in The Show came by way of a pinch-hit grand slam at Wrigley Field off Adam Warren of the Chicago Cubs on May 10, 2016.

The 32-year-old was drafted by the Washington Nationals in the 48th round of the 2008 MJB June Amateur Draft from Poway High School (Poway, California) and the Pittsburgh Pirates in the 3rd round of the of the 2011 MLB June Amateur Draft from Indiana University, where he was a unanimous selection as the 2010 Big Ten Conference Baseball Player of the Year, winning the Triple Crown in the process while also receiving first team All-American honors. He was the 2012 Florida State League Player of the Year, 2013 Eastern League Rookie of the Year, and 2015 Pacific Coast League Rookie of the Year. Dickerson also played for Team Israel in the 2023 World Baseball Classic.