Building Healthy Eating and Self-Esteem Together for University Students

Inclusion Criteria: * Age ≥ 18 years. * Student enrolled at KU. * Bulimia nervosa (BN) or binge-eating disorder (BED) (or sub-threshold BN or BED). * Access to a smartphone. * No uncorrected vision problems that would interfere with ability to participate in the study. * Students taking psychotropic medications must be on a stable therapeutic dose for four weeks prior to study enrollment. * Able to read and speak fluent English. Exclusion Criteria: * Presence of current moderate/severe suicidal ideation with active intent. * Significant psychopathology that could interfere with treatment (e.g., current substance-use disorder or psychosis). * Medical conditions or medications that could interfere with treatment (e.g., Type 1 diabetes mellitus, cancer, current pregnancy or nursing, taking corticosteroids, etc.). * Lab abnormalities indicating medical instability (e.g., low heart rate, electrolyte disturbance, acute medical complications of malnutrition) or another medical problem that would prevent outpatient care as determined through physical health assessment by the student's local clinician. * Already receiving therapy for an ED. * Positive screen for anorexia nervosa (AN), atypical AN (AAN), and/or low body weight (i.e., BMI \< 19.5) or avoidant and restrictive food intake disorder (ARFID).