Early intervention service providers are expected to form cohesive teams to build the capacity of a family to promote their child's development. Given the differences in personnel preparation across disciplines of service providers, the Early Childhood Personnel Center is creating integrated and comprehensive professional development models for those who provide services for young children with disabilities and their families. To help guide this process, it is important to identify interdisciplinary competencies as well as the unique knowledge and skills that each discipline contributes to the development and implementation team as movement specialists. It also highlights particular challenges to professional development faced by novice and experienced physical therapists who work in natural environments. Finally, recommendations for personnel development, including structured of effective intervention plans. This article describes personnel preparation of pediatric physical therapists from entry level to ongoing professional development. Topics include licensure requirements, specialist certification, and early intervention competencies. This article explains the unique knowledge and skills that pediatric physical therapists offer to the mentorship, interdisciplinary and team­based learning, and strategies for knowledge translation, are suggested.