In most health care settings, it is unlikely that you would hear the terms “ad hoc” or “matrix” as you walk down the hallway. Although it is helpful for any organization to delineate pathways of responsibility and authority in an organizational chart, the lived experience of these structures is most apparent through the inquiries and behaviors people share everyday.In your own workplace, you may find yourself wondering, who should I turn to when I have a practice dilemma? or Where can I go to learn more about this issue? These questions speak to the intricacies of formal and informal organizational structure and leadership.a depiction of your organization’s formal structure, indicating whether it is best described as line, ad hoc, matrix, service line, flat, or a combination. Describe how decisions are made within the organization and within one department or unit in particular, noting relevant attributes of centralized/decentralized decision making. Explain the influence of formal and informal leadership on decision making within this department or unit.