Richard J. Sampson is an Associate Professor at Rikkyo University, Japan. He uses action research approaches to give voice to the complex, situated experience of language learner psychology and is the author of Complexity in Classroom Foreign Language Learning Motivation (2016, Multilingual Matters).

Richard S. Pinner is an Associate Professor at Sophia University, Japan. His research focuses on the dynamic relationship between authenticity and motivation in language teaching and learning and his publications include Reconceptualising Authenticity for English as a Global Language (2016, Multilingual Matters).