Research and review two of the following topics online: . Compare and contrast the different contemporary definitions of leadership, . Identify and explain early contingency theories of effective leader behavior, . Discuss the difficulty in defining leadership and evaluating leadership effectiveness. . Identify and describe four different views related to differentiating management from leadership After selecting your two topics, write a one paragraph post (5 sentences in each paragraph) for each of your topics. Your initial thoughts should be posted at least 3 days prior to the due date. In addition to your posting, reply to a posting submitted by two of your classmates prior to the due date and time for the assignment. Cite all external support and sources used appropriately APA format. Additional APA resources are also available in the Student Toolbox and in the Graded Discussions forum