An ACT Website for College Students With Insomnia

College students experience higher rates of insomnia compared the general population, and accessibility and availability for the appropriate intervention is difficult due limited resources available to them in a college environment. Theorefore, it is vital to offer an intervention that can be just as effective yet more accessible than other available treatments targeting insomnia. That is why this study will investigate the efficacy and feasibility of an online ACT intervention for insomnia among college students. Specifically, Is an online ACT for college students effective in treating insomnia? And, is an online ACT for college students feasible and acceptable in treating insomnia? Participants will be randomized into one of two conditions: waitlist or online ACT guide. Participants will receive questionnaires at baseline, post-treatment (4 weeks), and 1-month follow up.

Inclusion Criteria: 1. 18 years or older 2. enrolled in a 2- or 4-year college (includes graduate students) 3. fluent in English 4. have access to the internet 5. meets diagnosis for at least acute insomnia according to the Diagnostic and Statistical Manual of Mental Disorders (DSM)-5 6. searching/wanting in treatment 7. currently residing in the US Exclusion Criteria: 1. diagnosed with another sleep disorder that is not insomnia 2. currently attending therapy for an emotional disorder (anxiety or depression) or insomnia 3. prescribed medications to treat insomnia or another sleep-inducing medication