Mathematics Education Research Groups Geometric Measurement and Quantitative Reasoning Jeffrey Barrett Amanda Cullen Craig Cullen Preservice Teacher Knowledge Integration Dave Barker Matthew Winsor The Role of Technology in Mathematics Education Craig Cullen Tami Martin Reasoning and Proof Tami Martin Óscar Chávez Dave Barker Probabilistic and Statistical Thinking Edward Mooney Elementary Teacher Knowledge of Number Jennifer Tobias Neet Priya Bajwa