Swapna Mukhopadhyay, Professor Emerita at Portland State University, focused throughout her career on issues of critical mathematics education and cultural diversity. Using the framework of Ethnomathematics, she worked towards integrating research and curriculum design, an activist position.
Brian Greer began his research on mathematical cognition, before shifting his interest to school mathematics. That evolved to reflect a characterization of mathematics as a human activity embedded in historical, cultural, social and political – in short, human – contexts.