Mastercard appoints new global communications head in wake of Rush exit.

PURCHASE, NY: Mastercard International has promoted David Ruth as its new head of global communications following the departure of Charlotte Rush.

Rush has left the company to accept a position with media technology company Ziff-Davis.

In the wake of her exit Ruth - who has been the company's vice president of public affairs since May 1997 - takes the top job. Formally he will be known as senior vice president of global communications.

Ruth will manage MasterCard's global communications activities, ...