Susan K. Johnsen, Ph.D., is a professor in the Department of Educational Psychology at Baylor University in Waco, TX, where she directs the Ph.D. program and programs related to gifted and talented education. She is editor of Gifted Child Today; coauthor of Identifying Gifted Students: A Practical Guide, the Independent Study Program, RTI for Gifted Students, Using the National Gifted Education Standards for University Teacher Preparation Programs, Using the National Gifted Education Standards for PreK–12 Professional Development; and author more than 200 articles, monographs, technical reports, and other books related to gifted education. She has written three tests used in identifying gifted students: Test of Mathematical Abilities for Gifted Students (TOMAGS), Test of Nonverbal Intelligence (TONI-4), and Screening Assessment for Gifted Elementary and Middle School Students (SAGES-2). She serves on the Board of Examiners of the National Council for Accreditation of Teacher Education (NCATE) and is a reviewer and auditor of programs in gifted education. She is past president of The Association for the Gifted (TAG), Council for Exceptional Children and past president of the Texas Association for Gifted and Talented (TAGT).