Ziff Davis Media's Game Group, which publishes Electronic Gaming Monthly, Computer Gaming World, 1UP.com and other gaming resources, has announced several key appointments. Ziff Davis Media has promoted Bill Daniher to Vice President, Operations and Business Development; Marci Yamaguchi to Senior Director, Advertising Sales (Endemic Accounts); Marc Callison to Senior Director, Advertising Sales (Non-Endemic Accounts); and Rey Ledda to Senior Director, Marketing, Events and Research.
