The Association of Postdoctoral Programs in Clinical Neuropsychology (APPCN) is a professional organization whose member programs provide postdoctoral training in Clinical Neuropsychology. APPCN verifies that the postdoctoral training provided by their member programs adheres to the requirements put forth by the Houston Guidelines as a model for training in clinical neuropsychology. APPCN specifies a unified competency-based curriculum for residency training programs in clinical neuropsychology. They offer unique and specific resources to APPCN member programs and trainees that support professional development, as well as the competent and ethical practice of clinical neuropsychology. Finally, APPCN provides a national match process to facilitate the application and interviewing process for postdoctoral training in clinical neuropsychology.