Regular Lectures (RL)
Allan Tarp MATHeCADEMY.net, Denmark
Anita Rampal University of Delhi, India
Berinderjeet Kaur National Institute of Education, Singapore    
Bethany Rittle-Johnson Vanderbilt University, United States
Chao-Jung Wu National Taiwan Normal University, Taiwan
Chap Sam Lim Universiti Sains Malaysia, Malaysia
David Clarke University of Melbourne, Australia
Hans-Georg Weigand University of Wurzburg, German
Luis Radford Laurentian University, Canada
Masakazu Okazaki Okayama University, Japan
Merrilyn Goos The University of Queensland, Australia
Yaya S. Kusumah Universitas Pendidikan Indonesia, Indonesia
Yiming Cao Beijing Normal University, China
Zsolt Lavicza Johannes Kepler University, Austria