Introduction

Click to increase image sizeClick to decrease image size AcknowledgementI want to express my deep gratitude to Ian Westbury who has provided immense support, advice, and guidance throughout the entire process of preparing this JCS symposium. The symposium would not have been possible without his invaluable contribution. Special thanks also go to F. Michael Connelly who has also provided meaningful advice, encouragement, and support at various stages of the process.Additional informationNotes on contributorsZongyi DengZongyi Deng is an associate professor at National Institute of Education, Nanyang Technological University, 1 Nanyang Walk, Singapore 637616; e-mail: zongyi.deng@nie.edu.sg. He is an executive editor of JCS.