Avon Products Inc., the world’s largest direct selling beauty brand, has appointed Jan Zijderveld as CEO, effective immediately. Zijderveld, who succeeds Sheri McCoy, will also serve as a member of the Board of Directors. Zijderveld joins London-based Avon Products from Unilever N.V./PLC, a global leader in personal care, home and food products, where he has had a 30-year career. […]