Dr. Kotelawala is an assistant professor of Mathematics Education at the Graduate School of Education. She worked as a mathematics teacher for eleven years. During that time she also led professional development for mathematics teachers and worked as a mathematics coach. She has worked on creating and editing curricula and was involved in developing evaluation standards for the New York Performance Standards Consortium.
Ph.D., Columbia University
M.S., Teachers College, Columbia University
B.A., Claremont McKenna College
Teacher Beliefs and Practices on Proof in the Classroom.
Kotelawala, U. (In press) Collaboration Among Teachers: Planning to Derive the Quadratic Formula, Mathematics Teacher, Reston, VA.
Math, Science, and Technology: Summer Institute for Teachers (2008) Consultant and Professional Developer.
Kotelawala, U. (April, 2008) Factors affecting proving in the classroom. National Conference of the National Council of Teachers of Mathematics in Salt Lake City.
Kotelawala, U. (March, 2008) Confidence and Logic in Mathematics Education around the World: Building Strength in Our Elementary School Mathematics Teachers. Thirteen/WNET’s third annual Celebration of Teaching and Learning in New York City.
Kotelawala, U. (August, 2007) Factors Affecting the Role of Proving in Secondary Mathematics Classrooms. Mathematical Association of America’s Mathfest in San Jose.
CTGE 5227 Teaching Mathematics to Children
CTGE 5252 Mathematics Curriculum and Instruction
CTGE 5286 Teaching and Assessing Mathematics