Callan Bentley - Two Months of Rock and Road
3/20/2009 - Laura Franklin
"Open Educational Resources: Using Technology as a Lever for Change and Educational Access"
11/21/2008 - Richard Pellerin
"Mathematics in Other Disciplines: You Can't Get Away from Math"
10/24/2008 - Callan Bentley
"Two Months of Rock and Road: a North American Geology Road Trip"