Security managers use various work scheduling to accomplish organizational goals. Shift models are designed on 8, 10 and 12 hours, depending on the needs of the organization. Research and answer the following questions. Compare and contrast the strengths and weaknesses of the various work schedules, such as the 8, 10 and 12 shifts. What are some issues a manager should know about in the context of reducing the effects of shift work on employees? Complete a brief (maximum 1 page) essay on these topics. Be sure to use APA format.