In health care, as in other industries, some workflows are designed, while others arise organically and evolve. The systems and methods by which organizations accomplish specific goals differ dramatically. Some organizational workflows seem more straightforward than others. Most often, when workflow processes are looked at in isolation, the processes appear quite logical (and even efficient) in acting to accomplish the end goal. It is in the interaction among the processes that complexities arise. Some of these interactions hide conflicts in the priorities of different roles in an organization, for example, what the nursing team is accountable to versus the physician team and its schedule. Organizations also adapt workflows to suit the evolving environment. Over time, reflecting on organizational workflows may show that some processes are no longer necessary, or can be updated and optimized