As the first great Jewish player in the major leagues and the first African American to play in organized baseball during the twentieth century, respectively, Hank Greenberg and Jackie Robinson are forever linked because of the barriers they encountered, the discrimination they endured, and the athletic gifts they exhibited. Both suffered ridicule and abuse as they participated in the national pastime. Nevertheless, each excelled. Greenberg became one of the preeminent sluggers of the 1930s and 1940s. Robinson, from the mid-1940s into the following decade, helped bring back speed and a thinking mana??s approach to the game, both of which had largely been discarded for a generation.Two Pioneers presents these remarkable playersa?? experiences while competing in a nation that was deeply divided on social issues such as anti-Semitism and racism. Both men earned nearly as much attention off the field as they did on it. Greenberg called into question the idea of a a??master racea?? as...