1. SARA RAVEN is an Assistant Professor of Science Education in the Department of Teaching, Learning, and Culture at Texas A&M University, College Station, TX 77843; e-mail: sraven@tamu.edu.
2. EMEL CEVIK is a doctoral student in the Department of Teaching, Learning, and Culture at Texas A&M University; e-mail: emel1980@tamu.edu.
3. MICHAEL MODEL is a Research Associate Professor in the Department of Biological Sciences at Kent State University, Kent, OH 44240; e-mail: mmodel@kent.edu.