1. Department of Biology Teaching and Learning, University of Minnesota, Minneapolis, MN 55455
2. Department of Ecology and Evolutionary Biology, Cornell University, Ithaca, NY 14853
3. School of Biological Sciences, University of Nebraska– Lincoln, Lincoln, NE 68588
4. Department of Physics and Astronomy, University of Maine, Orono, ME 04469
5. Maine Center for Research in STEM Education, University of Maine, Orono, ME 04469
6. Department of Chemistry, University of Virginia, Charlottesville, VA 22904