Joe Donahoe, president of sales in the Americas for Carl Zeiss Meditec, will be stepping in to be president for the Americas region at Carl Zeiss Vision as of Oct. 1. At the end of this month, Fred Howard will be leaving the job to explore other opportunities. Also on Oct. 1, Sergio Maranhao will become the president of the company's Latin America division, moving up from his role as vice president for the same region. His earlier positions include commercial director at Essilor. The moves are designed to help the Latin American operations become more autonomous.