Nine-time Grammy winner Mark Ronson is responsible for producing some of the biggest pop songs of the last few decades. He’s worked with the likes of Lady Gaga, Miley Cyrus, Dua Lipa and Amy Winehouse. Now, he’s released a new memoir, “Night People,” which traces his early years working as a DJ in nightclubs around New York City. Mark joins Tom Power to tell us how that laid the groundwork for his acclaimed career as a producer, and how it also taught him what it takes to make a crowd dance.