Gibbs Smith associate publisher/creative director Suzanne Taylor and managing editor Madge Baird have joined the company's executive management team.
Sonya Safro has joined Grand Central as publicity manager. She was most recently with Random House.
At Simon & Schuster, Nick Greene has been promoted to associate editor and Jonathan Cox has been promoted to assistant editor.
Workman Publishing announced Vaughn Andrews will join the company as creative director for the Workman imprint, effective April 22. Liz Davis has been promoted to assistant editor; Michael DiMascio is now staff photo researcher; Samantha O'Brien is now assistant editor.