Jean Lang Author & Editor

Rongjin Huang is Professor of Mathematics Education at Middle Tennessee State University, USA.

Nina Helgevold is Professor of Pedagogy in the Department of Teacher Education at University of Stavanger, Norway.

Jean Lang is currently completing a PhD on educational research at the University of Exeter, following a long career as an educator. She is also a member of the Executive Committee of WALS and was previously its Honorary General Secretary.

Heng Jiang is Associate Professor in Policy, Curriculum, and Leadership at National Institute of Education, Nanyang Technological University in Singapore.