Thomas Guskey is Professor of Educational Psychology at the University of Kentucky. In his work with educators throughout the world, he helps bring clarity and resolution to some of education’s most challenging problems.  Thomas is the author of nine Corwin Assessment titles, including Reach the Highest Standard in Professional Learning: Data, Answers to Essential Questions About Standards, Assessments, Grading, and Reporting, and Grading Exceptional and Struggling Learners.