ENGLEWOOD, Colo.--(BUSINESS WIRE)--IHS Inc. (NYSE: IHS), the leading global source of information and analytics, today announced that its board of directors has appointed Chairman Jerre Stead as Chief Executive Officer (CEO), effective immediately. This appointment follows the resignation of Scott Key as the company's President and CEO, and his resignation from the IHS board of directors. Stead is the former CEO who became Executive Chairman two years ago upon Key’s appointment. He has remained