Date: Sept 30, 2020 03:00pm -4:30pm Location: Online Title: The Predicament of Quantity”:  Analog Magnitudes and the Emergence of Number Speaker:  John Opfer: Bio: John Opfer (Ph.D., 2000, Michigan) is a Professor of Psychology at The Ohio State University.  His research concerns the role of relational reasoning in conceptual development, especially concepts from science and mathematics. Abstract: Prior to the 19th … Continue reading Cog. Sci. Colloquium – Fall 2020 – Sept 30