Many studies show the benefit of service-learning, and you can read more about this in our library or online. Specifically, Astin et al. (2000) conducted a longitudinal study of 22,236 undergraduates. They found that service-learning shows “significant positive effects on all 11 outcome measures: academic performance (GPA, writing skills, critical thinking skills), values (commitment to activism and to promoting racial understanding), self‐efficacy, leadership (leadership activities, self rated leadership ability, interpersonal skills), choice of a service career, and plans to participate in service after college. The strongest benefit of service‐learning is on academic performance.