My husband doesn’t particularly like for me to tell this, but he’s old enough now, so he don’t really give a big s--t." ...

Forty-eight years ago today, Dolly Parton was at the top of the country chart with the longest-running No. 1 of her career.

NPR's Rob Schmitz talks to author Martha Ackmann about her new book on "American icon" Dolly Parton and the ambition it took the young Tennessean to reach success.