Douglas Clements, Ph.D.

Doug Clements is the Distinguished Professor of Learning and Instruction at State University of New York (SUNY) at Buffalo. Clements served on the National Research Council’s Committee on Early Childhood Mathematics, which published the report “Mathematics Learning in Early Childhood: Paths Toward Excellence and Equity.” He also helped coauthor the report of President Bush’s National Math Council and the new Curriculum Focal Points for early childhood produced by the National Council of Teachers of Mathematics.

Jan de Lange, Ph.D.

Jan de Lange is past chairman and director of the Freudenthal Institute and a professor at University of Utrecht in the Netherlands. Under his direction, the Freudenthal Institute’s charge was to achieve innovation in mathematics education by research, implementation, dissemination and professionalization. He received his Ph.D. at the University of Utrecht after graduate work in mathematics at both the University of Leiden in the Netherlands and Wayne State University in Detroit. His research today addresses modeling and applications and assessment issues. His most recent interest is in interdisciplinary studies of the talents and competencies of children ages three to five in a very wide range of scientific reasoning. He is now director of the TalentenKracht (TalentPower) project, a program investigating scientific reasoning competencies of young children.

Kristiina Kumpulainen, Ph.D.

Kristiina Kumpulainen is a director of information and evaluation services at the Finnish National Board of Education. She previously was a professor at the University of Helsinki where she directed CICERO Learning, the national multidiscplinary research network on learning, She was a visiting professor at the University of California Santa Barbara as well as at the University of Warwick in the United Kingdom. Dr. Kumpulainen has managed a number of research and development projects focusing on the social foundations of cognition, sociocultural theories of learning and teaching, classroom interaction research, and collaborative learning and problem solving processes across disciplines and age groups. She also has explored technology-enriched mathematics and science education and the use of digital video case studies in mathematics teacher education.

Oksana Igrakova, Ph.D.

Oksana V. Igrakova is the head of primary school education at the Slavyansk-on-Kuban State Pedagogical Institute in the Krasnodar region of Russia. She also supervises a task group on mathematics testing in primary school settings, is a lecturer in mathematics and assessment, and conducts an annual seminar for school teachers on problems within mathematics education. She has published widely in Russia on assessment, math teaching methods, and math and science education generally. She holds diplomas from the Department of Education of the Krasnodar region and the Ministry of Education and Science of the Russian Federation.


Liping Ma, Ph.D.

Liping Ma is a well-respected scholar of mathematics education research and member of the National Mathematics Advisory Panel (2006–08). Her book, Knowing and Teaching Mathematics, is quoted on all sides of the discussion about how to teach mathematics in elementary school in the U.S. She has a Ph.D. from Stanford University.

Kiyomi Akita, Ph.D.

Kiyomi Akita is a professor in the Department of Teaching, Curriculum, and Learning Environments at the Graduate School of Education at Tokyo University, where she also serves as director of the Center for School Education. She is vice president of the Japanese Society for Research on Early Childhood Care and Education.

Angela Giglio Andrews, M.Ed.

Angela Giglio Andrews is an assistant professor of mathematics education at National-Louis University. A former preschool teacher and director, she has received many teaching awards, including the Presidential Award for Excellence in Mathematics Teaching. She is the author of several books on kindergarten and primary mathematics. She helped write the first set of national standards for preschool mathematics in the 2000 version of NCTM’s Principles and Standards for School Mathematics.

Lyn English, Ph.D.

Lyn English is a professor of mathematics education in the School of Mathematics, Science, and Technology Education at Queensland University of Technology and founding editor of the international journal Mathematical Thinking and Learning. Dr. English is also a fellow of the Academy of the Social Sciences in Australia and has published widely on both mathematical thought and mathematics education.

Joanne Mulligan, Ph.D.

Joanne Mulligan is an associate professor in mathematics education and associate director of the Centre for Research in Mathematics and Science Education (CRiMSE) at Macquarie University in Sydney. Dr. Mulligan specializes in early mathematical development for children aged 4 to 9 and has 30 years of related experience, both as a primary school teacher and a mathematics education researcher.

Ban Har Yeap, Ph.D.

Ban Har Yeap is an assistant professor of mathematics and mathematics education at Nanyang Technological University in Singapore. He trains mathematics teachers and provides graduate courses in mathematical problem solving, lesson study, geometrical thinking and early childhood mathematics. A former classroom teacher, he is the author of a kindergarten textbook series for the state of California.

It’s working

We’re making a difference in children’s math skills. Our research shows that children in the classrooms of teachers in the project learn more about math during the school year than children whose teachers did not participate.

Popular Idea Tags

big and small
data analysis
dual language
number sense
spatial reasoning
wordless books