Tác giả: Shirley M. M. Hord

William A. Sommers, Ph.D. of Austin, Texas, continues to be a learner, teacher, principal, author, leadership coach, and consultant. Bill has come out of retirement five times to put theory into practice. He was on the Board of Trustees for five years and President for the National Staff Development Council now called Learning Forward. Dr. Sommers is the former Executive Director for Secondary Curriculum and Professional Learning for Minneapolis Public Schools, and a school administrator for over 30 years. In addition to being an adjunct faculty member at several universities, he has been a program director for an adolescent chemical dependency treatment center and on the board of a halfway house for 20 years. Bill has co-authored eight books, and co-authored chapters in several other books. In January 2016 Bill and his colleague Skip Olsen launched a website www.learningomnivores.com which includes educational blogs, new rules, and book reviews. Bill is a practitioner who integrates theory into leading and facilitating schools. Dr. Sommers has continued to be a leadership coach for over 25 years to school administrators.