Working Alliance and Subjective Engagement with a Digital Avatar CBT Platform (RITch ® CBT): Comparing Young Adults with and Without Co-Occurring Substance Use and Depression. - Pezzino, Victoria; Berbary, Cassandra; McKinney, Courtney; Sangiorgio, Celeste; Moriuchi, Emi; Klimczak, Korena S.; Cooper Jr., Robert Kay; Kniffen, Wonkyung; Hareli, Maya; Crane, Cory; Easton, Caroline J. (Behavioral Sciences (2076-328X), 2026)