In an interview with Oprah Winfrey, former President Barack Obama credited his mother-in-law Marian Robinson for helping smooth out disagreements with Michelle Obama during the couple's eight years in the White House | Reuters

Two icons, one conversation. Oprah Winfrey and President Barack Obama sit down to reflect on his time in the White House, and give viewers an exclusive preview of his new book, "A Promised Land." Don’t miss this special episode of The Oprah Conversation now on Apple TV . apple.co/OprahConversationObama_ | Apple TV

Barack Obama, who celebrates his 59th birthday today, shot to political stardom with a rousing speech in 2004 at the DNC, which fueled his rise to Democratic presidential nominee in 2008. | Biography