Dr. Sandra J. Stone, author, speaker, and former multiage teacher, is Professor Emeritus at Northern Arizona University.  She founded the National Multiage Institute, an international leader in providing professional development for teachers and administrators from all over the world. Dr. Stone’s recent book, is Understanding Multiage Education (Stone/Burriss, 2019, Routledge).

Peter Barnard was a schoolteacher and the school principal of three contrasting secondary schools in the UK. He took an early interest in systems thinking which he applied as a Headteacher, questioning every directive and orthodoxy. Peter’s latest book is Socially Collaborative Schools: The heretic’s guide to mixed-age tutor groups, system design, and the goal of goodness. Rowman & Littlefield Publishers.  His Catalyzing Story  on a multiage educational experiment was is available  at https://plexusinstitute.org/share-knowledge/csp_pb/

Prucia Buscell, longtime Plexus Catalyst, writer and editor, was formerly communications director at Plexus Institute and has written about complexity-inspired processes in health care, education and other fields.  She is a former newspaper reporter and a freelance writer and editor. Prucia is a frequent contributor and Catalyzing Conversation moderator. Subscribe to our newsletter or contact Prucia at prucia@gmail.com  to contribute content or to become involved in events.