Once ABCN Board Certification in Clinical Neuropsychology is obtained, there are 3 steps that lead to ABCN Subspecialty Certification in Pediatric Clinical Neuropsychology: Completion of the Subspecialty Credential Application Passing a 30-item Written Examination offered in June at the annual meeting of the American Academy of Clinical Neuropsychology (AACN) Submission of 1 clinical case (with a 3-page Written Defense) for Practice Sample review