Mary Louise Hemmeter, PhD, is a professor of Special Education at Vanderbilt University. Her research focuses on effective instruction, social emotional development and challenging behavior, and coaching teachers. She has been a PI or Co-PI on numerous projects funded by the US Departments of Education and Health and Human Services. Through her work on the National Center on the Social Emotional Foundations for Early Learning and IES funded research projects, she was involved in the development of the Pyramid Model for Supporting Social Emotional Competence in Young Children and a model for coaching teachers to implement effective practices. She is currently the PI on an IES funded development project around program wide supports for implementing the Pyramid Model and a Co-PI on an IES efficacy study examining approaches to supporting teachers to implement embedded instruction. She was co-editor of the Journal of Early Intervention and President of the Council for Exceptional Children’s Division for Early Childhood. She received the Mary McEvoy Service to the Field Award.