You have just recently been appointed the company$$s CPO. You will oversee a company with worldwide operations located at $55$ buying locations. Your organization has five major business groups involved with the design and manufacture of health care products $($e$.$g$.,$ precision surgical tools, blood testing devices, and the like$).$ Historically, the purchasing function has operated in a very decentralized manner. Design an organizational structure that allows you to enact value adding strategies. Describe the reporting structure, the physical placement of personnel, the placement of purchasing authority and the coordination of activities with other functional groups. Please justify your choices.