title: Presenting Clicker Questions with an Open- Versus Closed-Response Format.
authors.affiliation: School of Biological Sciences, University of Northern Colorado, Greeley, CO 80639.
authors.forename: Ginger R
authors.initials: GR
authors.lastname: Fisher
authors.affiliation: School of Biological Sciences, University of Northern Colorado, Greeley, CO 80639.
authors.forename: Sue Ellen
authors.initials: SE
authors.lastname: DeChenne