This volume presents evidence about how we understand communication in changing times, and proposes that such understandings may contribute to the development of pedagogy for teaching and learning. It expands current debates on multilingualism, asking which signs are in use and in action, and what are their social, political, and historical implications. The volume s starting-point is Bakhtin s heteroglossia, a key concept in understanding the tensions, conflicts, and multiple voices within, among, and between those signs. The chapters provide illuminating accounts of language practices as...