A large Trellis Strategies survey finds more than half of undergraduates report regular loneliness, a condition correlated with dramatically higher rates of anxiety and depression and with stop‑out decisions. Colleges are responding with scaled peer‑support programs and targeted partnerships: the Jed Foundation has launched initiatives with Greek organizations to address emotional well‑being, hazing and substance misuse across chapters. Administrators say improving belonging and mental‑health signposting is now central to retention strategies and requires investment in low‑barrier supports and community interventions.