. Rising Star, David Garrow’s comprehensive biography of Barack Obama’s early years, in which the historian examines Obama’s account in Dreams from My Father of his breakup with his longtime Chicago girlfriend, Sheila Miyoshi Jager. .. following a play by African American playwright August Wilson, in which the young protagonist defends his incipient embrace of Black racial consciousness against his girlfriend’s white-identified liberal universalism. Yet what Garrow documented, after tracking down and interviewing Sheila Miyoshi Jager, was an explosive fight over a very different subject. In Jager’s telling, the quarrel that ended the couple’s relationship was not about Obama’s self-identification...