Jacob H Schiff Foundations Prof of Psychology & Education, Teachers College, Columbia University
He is a leading interpreter of children's understanding of mathematics, with research and teaching interests in intellectual development, mathematics education, and testing and assessment. He is a co-author of the Big Math for Little Kids curriculum for prekindergarten and kindergarten. He received a Ph.D. and an M.S. in Developmental Psychology from the University of North Carolina, and a B.A. from Harvard University.