Pediatric Neuropsychiatry explained:

The pediatric neuropsychiatrist is a psychiatrist specialized in the prevention, diagnosis, treatment and rehabilitation of neurologic and pediatric disorders in developmental age.
They also work on diagnostic assessments of developmental delays and disorders.
Pediatric neuropsychiatry includes intellectual, language, speech, cognitive, psychomotor and relationship aspects.
The pediatric neuropsychiatrist treats conditions like genetic syndromes, autism, celebral palsy, speech and learning disorders, psychomotor delays, hyperactivity, epylepsy, intellectual disabilities. It also treats disorders common during adolescence like anorexia, bulimia, depression.
The neuropsychiatrist is the head of and collaborates with : Psychologists, Clinical Educators, Speech Therapist, Physiatrists, Rheumatologists, Psychomotor Skills Professionals and Neuro-Psychomotor Skills Professionals.

Psychology and Neuropsychology explained:

Neuropsychologists evaluate cognitive function (ex.: memory, attention, speech, problem-solving) and related emotional-motivational aspects; they implement rehabilitation programs addressing neuropsychological functions throughout the different stages of life (childhood, adulthood, old age).
Psychologists trained in Neuropsychology have to commit to a lenghty formal education in neuroscience; they implement studies and treatments following guidelines and international pubblications.
Neuropsychologists can identify strengths and weaknesses of different cognitive functions in order to implement rehabilitative or strengthening programs that can help the patient succed in school or with daily tasks.

Developmental age
Evaluation and treatment for:

• learning disabilities (dyslexia, anorthography, dysgraphia, dyscalculia)
• learning prerequisites
• attention and hyperactivity disorder (ADHD, emotional dysregulation, impulsiveness)
• autism spectrum disorder
• neurological disorders