Carol Rees is an Associate Professor at Thompson Rivers University conducting research in the area on science inquiry education and classroom talk, both in schools and informal settings. She investigates ways that science inquiry experiences are student-led and how best to help teachers provide such experiences for their students.Wolff-Michael Roth is a learning scientist at the University of Victoria conducting research on how people across the life span know and learn mathematics and science. He has contributed to numerous fields of research: learning science in learning communities, co-teaching, authentic school science education, cultural-historical activity theory, social studies of science, gesture studies, qualitative research methods, embodied cognition, situated cognition, and the role of language in learning science and mathematics.