It's been said that perfection is the enemy of the good. Why do some of us feel the need to be perfect? What drives this need? What is the impact?

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Mark Kessling is a former social studies teacher at and is an assistant professor of education at Penn State University. Sandy Merz is an NBCT (CTE) and teach algebra and engineering at Safford K8 IB Magnet School in Tucson and do teacher leadership work with the Center for Teaching quality and the Arizona K12 Center. Vicki Davis is an author, speaker and a classroom technology teacher and author of Flattening Classrooms, Engaging Minds.