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 (PhD, University of Warwick) works for the Department of English Literature at Sophia University, Tokyo (Japan). He is interested in the areas of authenticity and motivation in ELT. He recently co-edited a book with Richard J. Sampson called Complexity Perspectives on Researching Language Learner and Teacher Psychology.