Inclusion Criteria: Adolescents  Age 12-18 Currently meets Diagnostic and Statistical Manual-5 criteria for Anorexia Nervosa Medically stable for outpatient treatment Fluent in English No co-morbid condition that would exclude participation Medical clearance from primary care physician and permission to speak to Primary Care Physician about clinical issues Biological parent or primary caregiver willing to engage in treatment and who lives with the adolescent  Inclusion Criteria: Parents  Age >18 Child with a diagnoses of AN Parent or caregiver willing to participate Fluent in English No co-morbid condition that would exclude participation  Exclusion Criteria: Adolescents  Adolescent outside age range Pregnant adolescent Presence of: pervasive developmental disability, psychosis, bipolar disorder, substance abuse, autism spectrum disorder, or intellectual disability Presence of: a brain disorder or injury (such as TBI) that could impact the ability to engage in treatment Use of anti-psychotic medication Concurrent psychosocial therapy  Exclusion Criteria: Parents  Presence of: pervasive developmental disability, psychosis, bipolar disorder, substance abuse, autism spectrum disorder, or intellectual disability. Presence of: a brain disorder or injury (such as TBI) that could impact the ability to engage in treatment Use of anti-psychotic medication