RecruitingClinical trialImplementing Cognitive Behavioral Therapy for Insomnia (SWELL): Function QUERI 3.0Implementing Cognitive Behavioral Therapy for Insomnia with Older Veterans (SWELL): Function QUERI 3.0 aims to compare implementation approaches while also gathering information on clinical effectiveness of the EBP in its new context. The overall goal is to implement, evaluate, and sustain SWELL in 20 VA facilities using a type III effectiveness-implementation hybrid study framework and parallel cluster randomized trial (CRT) design.