Walgreen Co.

Walgreen Co. announced that its senior vice president and chief strategy officer John W. Gleeson, 61, is retiring on Feb. 29 after more than 45 years with the company. He started in the stores as a stock clerk in 1962 and came to the corporate office as an analyst in the results department after graduating from the University of Illinois in 1969. He later served as divisional vice president of marketing systems and services and vice president of corporate strategy and treasurer. He was named to his current position in 2007. Robert G. Zimmerman, 56, vice president of corporate development, will lead the strategy group. Zimmerman has 30 years of Walgreens experience and has held leadership roles in planning, strategy and administration, including 16 years at Walgreens Health Services, the company's managed care division. Walgreens also announced that Howard A. Atlas, 47, a vice president of store operations, has been named to the new position of vice president of health and wellness integration. Atlas will report to Hal F. Rosenbluth, senior strategy consultant for health care at Walgreens and chairman of Take Care Health Systems.