Ben Loehnen and Jofie Ferrari-Adler have been named senior editors at Simon & Schuster's adult trade imprint, hired by newly installed executive Jonathan Karp. The two will start on July 26. Loehnen, who arrives from HarperCollins, has edited such books as Change by Design by Tim Brown and The Myth of the Rational Market by Justin Fox. Before HC, he was at Random House, where he acquired and edited the bestseller Made to Stick by Chip and Dan Heath. Ferrari-Adler, who started his publishing careeer at Housing Works Bookstore in Soho, went on to work for Four Walls Eight Windows, Thunder’s Mouth Press, and Viking. He was most recently an editor at Grove/Atlantic. At Grove, he edited such books as Karl Marlantes’s Vietnam novel Matterhorn and Pulitzer Prize-winning journalist David Kinney’s The Big One. At S&S he will be acquiring and editing narrative non-fiction, fiction, modern history, and sports.