This article discusses a "peer mentoring" teacher education initiative that aims at developing pre-service teachers' capacities to participate successfully in learning communities, both during their initial teacher education and throughout their teaching careers. Peer mentoring utilizes the latest conceptualization of mentoring, that of co-mentoring by Bona "et al." or that proposed by Hargreaves and Fullan, where all teachers give and receive support. Such a conceptualization challenges the traditional assumption that the mentor knows best and is consistent with the latest approaches to teacher professional development, where teachers are encouraged to participate in learning communities. A peer mentoring teacher education initiative is described and three essential elements are highlighted.