MasterCard cobranding chief, a Chicagoan, leaving to head Sears' development effort. (Kristine Crow leaves MasterCard International to join Sears, Roebuck and Co.)(Brief Article)

MasterCard International lost its cobranding chief last week to Sears, Roebuck and Co.

Kristine Crow, senior vice president of affinity and cobranded marketing, decided to leave MasterCard less than one year after her promotion to that post. Her title at Sears will be manager of market and product development.

Timothy Malloy, who was senior vice president of strategic planning in the card association's Asia/Pacific region, will replace Ms. Crow. He will be based at MasterCard's Purchase, N.Y., headquarters.

MasterCard spokesman Michael O'Brien said Ms. Crow, a nine-year MasterCard veteran who earlier had been senior vice president of the Midwest region, …