is a licensed psychologist and a certified school psychologist in Pennsylvania, a nationally certified school psychologist, and a nationally registered health service psychologist. His expertise encompasses both clinical and school psychology, with a board certification in behavioral and cognitive psychology.
Operating an independent practice in Hanover, Pennsylvania, Dr. Christner also extends services across 39 states as an authorization holder of the APIT and the TAP . His professional services include psychotherapy, psychological/neuropsychological assessments, and consultative services, providing services to a diverse clientele ranging from children to adults across various psychological, developmental, behavioral, and educational continuums.
An esteemed author and speaker, Dr. Christner has contributed extensively to his field through numerous publications and presentations. His book,, has been translated into Japanese, Korean, and Romanian. Additionally, Dr. Christner shares his insights as the cohost of the podcastNo image availableTikTok’s Growing Self-Diagnosis Culture
TikTok's rise as a hub for mental health information fosters self-diagnosis, posing risks of misinformation. Users should consult professionals and verify facts.Understanding what emotional intelligence looks like and the steps needed to improve it could light a path to a more emotionally adept world.