Judith S. Lederman - Illinois Institute of Technology
Selina Bartels - Valparaiso University
Juan Jimenez - University of Talca
Norman G. Lederman - Illinois Institute of Technology
Katherine Acosta - Universidad de Tarapacá
Karina Adbo - Malmö University
Valarie L. Akerson - Indiana University
Mariana a. Bologna Soares de Andrade - Universidade Estadual de Londrina
Lucy Avraamidou - University of Groningen
Kerry-Anne Barber - Bath Spa University
Estelle Blanquet - Université de Bordeaux
Saouma Boujaoude - American University of Beirut
Rosa Cardoso - Pontificia Universidad Católica del Perú
Claire Dresslar Cesljarev - Indiana University
Pawat Chaipidech - Khon Kaen University
Catherine Pozarski Connolly - Northwest Regional Professional Development Program
David T. Crowther - University of Nevada Reno
Pabi Maya Das - Darla Middle Secondary School
Özgür Kivilcan Dogan - Marmara University
Ani Epitropova - University of Plovdiv
Naruho Fukuda - Ritsumeikan Junior and High School
Lichun Gai - Hebei Normal University
Soraya Hamed - Universidad de Sevilla
Cigdem Han-Tosunoglu - Marmara University
Gary M. Holliday - University of Akron
Xiao Huang - Zhejiang Normal University
Rola Khishfe - American University of Beirut
Anna Koumara - University of Ioannina
Elianna Kraan - University of Groningen
Jari Lavonen - University of Helsinki
Jessica Shuk Ching Leunga - University of Hong Kong
Yanmei Li - Northeast Normal University
Mila Rosa Librea-Carden - University of North Texas
Cheng Liu - Beijing Normal University
Shiang-Yao Liu - National Taiwan Normal University
Kendra McMahon - Bath Spa University
Marlene Morales - Universidad de Tarapacá
Patricia D. Morrell - University of Queensland
Irene Neumann - Leibniz Institute for Science and Mathematics Education
Jisun Park - Ewha Womans University
Mafor Penn - University of Johannesburg
Eric Picholle - Institut de Physique de Nice
Katerine Plakitsi - University of Ioannina
Umesh Ramnarain - University of Johannesburg
Zhelyazka Raykova - University of Plovdiv
Arantza Rico - University of the Basque Country
Fátima Rodríguez-marín - Universidad de Sevilla
Aritz Ruiz-González - University of the Basque Country
Carl-Johan Rundgren - Stockholm University
Richard Deanne Sagun - The Children's Guild School of Prince George´s County
Suvi Salonen - University of Helsinki
Hui Shao - Jining N°1 High School
Niwat Srisawasdi - Khon Kaen University
Aik Ling Tan - Nanyang Technological University
Radu Bogdan Toma - Universidad de Burgos
Tshering - Darla Middle Secondary School
Zeynep Ünsal - Stockholm University
Clara Vidal Carulla - Gothenburg University
Jana Visnovska - University of Queensland
Frauke Voitle - Leibniz University Hannover
Yalcin Yalaki - Hacettepe University
Hye-jin Yoo - Ewha Womans University
Quianyun Zhu - Dongyang Second Experimental Primary School