Billboard, the music industry's premier trade publication for more than a century, has named Tony Gervino as its editor, the latest in a series of changes to remake the magazine in a more general-interest direction. Gervino, 47, is a former executive editor of Hearst Magazines International, and has been an editor at various lifestyle and sports magazines like Antenna and Slam.

Holiday, an American travel magazine whose heyday was the 1940s through 1960s, is being revived with a fashion theme, published twice a year out of Paris. The first issue will be available later this month in 800 international locations, including WHSmith bookstore in Paris and the Around the World shop in New York.

Old-fashioned AM/FM radio still has an "astonishing level of penetration," trouncing satellite and Internet radio: 91% of U.S. listeners, according to Pew Research Center/Nielsen Audio numbers. And "44% of all radio listening takes place in the car, where terrestrial radio has an 80% share, according to Macquarie" Capital, writes John McDuling.

"Let the maneuvering begin" as potential candidates begin to jockey for what's "now officially the most coveted job in television: successor to David Letterman," writes Bill Carter. He analyzes the field, from"obvious choice" Stephen Colbert, who would  "match the more contemporary approach to late night, relying on comedy pieces that play well on the Internet and draw heavily on social media" to women candidates from Ellen Degeneres to Chelsea Handler to Tina Fey.

Univision Communications is laying off programming staff and some on-air hosts  at its radio stations around the country -- a total of "dozens of workers" at some of its 68 stations, including Chicago, writes Meg James.

That’s that. Brendan Eich is out as CEO of Mozilla following widespread criticism of the browser maker’s decision to appoint the opponent of gay marriage. In 2008, Eich supported Proposition 8, the California constitutional amendment that forbade the marriage of same-sex couples in the state. “Mozilla said it is still discussing what comes next for its leadership,” the Los Angeles Times reports. 

More top job changes are afoot at Condé Nast, courtesy once again of company artistic director and Vogue EIC Anna Wintour: Cosmopolitan executive editor Joyce Chang will become editor in chief of Self May 1. She replaces Lucy Danziger, who spent 13 years atop the masthead. "The 1.5 million-circ magazine has also been struggling both on the newsstand, where single-copy sales were down 10 percent in the second half of 2013, and in ad pages, which fell 5.7 percent in 2013," writes Lisa Granatstein.  And "Laura McEwen, who earlier had been vp, publisher of Teen Vogue and associate publisher of …

AMC will not sell the series finale of "Mad Men," set to air sometime in 2015, in the upfront, but as part of the later scatter marketplace. "We will sell it almost like a sporting event," says Charlie Collier, president of AMC Networks. "It is going to be a pop-culture moment and we're coming to market as such."

David Letterman will retire from late-night TV in 2015, when his current contract as host of CBS' "Late Show" expires. He announced the news on the taping of the Thursday night broadcast of the show. Letterman recently surpassed Johnny Carson "as the longest-running host in late-night TV history when factoring in his time with CBS' 'Late Show'and his 11-year tenure with NBC on 'Late Night,'" according to The Hollywood Reporter.

OMG! Gawker just forbade staff writes from using “Internet slang,” including popular acronyms, and words likes “epic,” “pwn” and “derp.” In an internal memo obtained by Poynter, new Gawker editor Max Read writes: “We want to sound like regular adult human beings, not Buzzfeed writers or Reddit commenters.” As Poynter reports, “He also asks staffers not to use strikethrough for corrections, preferring they ‘change the wording and link from there to a comment noting the corrected text.’”