In this third edition of their classic bestseller, Allan A. Glatthorn and Jerry Jailall examine four levels of curriculumùstate, district, school, and classroomùto explain how effective principals can influence curriculum at every stage and provide examples that illustrate how school administrators can incorporate curriculum leadership into their organizational behavior. The Principal as Curriculum Leader, Third Edition, reviews the key issues that continue to affect how principals work in the 'real world' and offers updates that include: Insightful analysis of the effects of NCLB An expanded treatment of content standards A new section on the influence of Interstate School Leaders Licensure Consortium (ISLLC) A discussion of team leadership and professional learning communities