Denise Oswald will take over as editorial director of Soft Skull Press and senior editor at Counterpoint on April 20, filling the slot vacated by Richard Nash. Most recently she was senior editor at Farrar, Straus. Bowker ceo Annie Callahan will now also serve as coo of ProQuest. Both units are owned by Cambridge Information Group. At Riverhead, Sarah Bowlin has been promoted to assistant editor.