Fresh Air

Many fans will be disappointed that Sacha Baron Cohen's The Dictator is a more or less conventional comedy and not an ambush-interview mockumentary in the style of Borat and Bruno. But that guerrilla-clown shtick would be tough to sustain: Why not let him try something else? The good news is that The Dictator is loose and slap-happy and full of sharp political barbs and has funny actors moving in and out — and at a lickety-split 83 minutes, it doesn't wear out its welcome.

Audra McDonald has starred in stage classics and on TV, where she played a leading role on the ABC drama Private Practice for four seasons. But the actress might be better known for her stunning voice and for her performances in the Broadway productions of Carousel, Master Class and Ragtime, which helped her rack up three Tony Awards before the age of 30. She won a fourth Tony for her performance in A Raisin in the Sun, putting her in the company of Broadway greats Gwen Verdon and Mary Martin.

Johnny Carson walked away from The Tonight Show, after 30 years at the top of the late-night ratings, of his own volition. And except for a few fleeting TV appearances after he retired, he never looked back — and never went back. When filmmaker Peter Jones would send an annual letter to Carson, asking for his cooperation in a TV biography of him, the answer was always no. One year, Carson went so far as to explain why: Let the work, he said, speak for itself.

The numbers are staggering: One-third of Americans are obese; another third are overweight. Some 26 million Americans have Type 2 diabetes. An additional 79 million more are pre-diabetic. Thanks to these figures, the children of today have a good chance of becoming the first generation of Americans to die at younger ages than their parents.

Fresh Air Weekend highlights some of the best interviews and reviews from past weeks, and new program elements specially paced for weekends. Our weekend show emphasizes interviews with writers, filmmakers, actors, and musicians, and often includes excerpts from live in-studio concerts. This week:

Lena Dunham Addresses Criticism Aimed At 'Girls': The creator and star of HBO's new series Girls addresses the growing backlash against the show, which follows four 20-somethings as they navigate the ups and downs of life in New York City.