1. Introduction: A Transdisciplinary Framework of SLA 2. L2 knowledge is Complex and Dynamic 3. L2 Knowledge Is a Repertoire of Diverse Semiotic Resources 4. L2 Learning Is Situated, and Attentionally and Socially Gated 5. L2 Learning Is Mediated and Embodied 6. L2 Learning Is Mediated by Learners' Social Identities 7. L2 Learning Is Mediated by Motivation, Investment, and Agency 8. L2 Learning Is Mediated by Literacy and Instructional Practices 9. L2 Learning Is Mediated by Language Ideologies
Joan Kelly Hall is Professor of Applied Linguistics and Director of the Center for Research on English Language Learning and Teaching at the Pennsylvania State University, USA. She is a member of the Douglas Fir Group who authored the 2016 paper in The Modern Language Journal proposing a transdisciplinary framework of SLA on which this text builds.