Peter Loescher has been named president of Merck’s Global Human Health business. Mr. Loescher will oversee more than 35,000 employees and have direct responsibility for Merck’s four marketing and sales divisions: U.S. Human Health, Human Health Asia Pacific, Human Health Intercontinental (Europe, Middle East, Africa, Canada and Latin America), and Merck Vaccines. He will be responsible for preparing, launching and marketing new products; optimizing the performance of existing Me...