Peter Hughes, The University of Auckland: 'Pedagogy in the New Zealand Numeracy Projects' (PPT, 925 KB)
Paul Cobb, Vanderbilt University, Nashville: 'Supporting Productive Whole Class Discussions' (PPT, 139 KB)
Marj Horne, Australian Catholic University: 'Algebra: Directions for the Future' (PPT, 1.9 MB)