This may be hard to imagine in these dick-laden times, but not very long ago it was rare to even hear someone say the word “penis” on television, much less get an eyeful of one. To quote Lindsay Lohan: Oh, the story changes. As a sex educator with her own show and inimitable presence in pop culture, Dr. Ruth Westheimer was one of the few reliable “penis”/“vagina”-sayers on television in the ’80s. Thank god for her then, thank god for her now. She’s 90! She fled the Holocaust! And, like Joan Rivers, Carol Channing, Olympia Dukakis, etc., she’s hit that win/win milestone of being immortalized in a biographical documentary that we all get to enjoy. Ask Dr. Ruth is set to premiere in a few weeks at the Sundance Film Festival and will stream on Hulu later this year. Ryan White, best known for directing/producing Netflix’s The Keepers, directed it and the trailer is above. “I have an obligation to live large and make a dent in this world,” she says. “At 90, still talking about sex,...