Sophie Cottrell has been promoted to to senior v-p, corporate communications at Hachette Book Group.

At Random House Children’s Books, Zack O’Brien has been named subsidiary rights associate. Rebecca Short and Krista Vitola have been promoted to associate editor, Delacorte Press.

Amanda Englander has joined Clarkson Potter and Potter Style as associate editor. She was previously at Grand Central Publishing

At Chronicle Books, Ben Laramie has been promoted to senior industrial designer, April Whitney has been promoted to senior publicist, entertainment, and Lisa Tauber has been promoted to associate editor.

Bibliomotion has hired Audra Longert as director of special market sales, and Sue Ramin as director of business development. Longert was most recently at getAbstract, and Ramin was previously at David R. Godine.