This second edition of Applied Behavior Analysis Advanced Guidebook: A Manual for Professional Practice gives behavior analysts and other behavioral practitioners pragmatic advice, direction, and recommendations for being an effective clinician, consultant, supervisor, and performance manager. Like the first edition, the book includes chapters on evidence-based practice competencies as well as many new areas devoted to professional development, technology, and telehealth service delivery. Written by expert scientist-practitioners, each chapter is filled with guidance that follows from the most contemporary research support.