Book excerpt: Redefining Teacher Preparation: Learning from Experience in Educator Development, highlights applications and reflections of Association of Teacher Educator (ATE) Standards and offers conceptual frameworks and contextual realities in connections to classroom educators at all stages of their career. Association of Teacher Educators (ATE) is a professional community focusing upon redefining teacher preparation to promote advocacy, equity, leadership and professionalism through learning from experience in educator development. This text is meant as a reflection of the current state of the profession as revolves around the concept of classroom teachers as associated teacher educators. This text serves also as a tool for promoting professional discourse concerning redefining teacher preparation in learning through experience pertaining to the development and implications of classroom teachers as associated teacher educators. This is such an important discussion to be had, and yet only recently has the teacher education profession more fully realized, acknowledged and emphasized the integral impact of classroom teachers as associated teacher educators in this regard.