Running Head: NATURE OF SCIENCE OR NATURE OF TEACHERS The Nature of Science or the Nature of Teachers: Beginning Science Teachers’ Understanding of NOS Jonah Firestone Arizona State University Sissy Wong University of Houston Julie A. Luft and Derek Fay Arizona State University Author Note Jonah Firestone and Derek Fay, Fulton Teachers College, Arizona State University; Sissy Wong, College of Education, University of Houston; Julie A Luft, School of Life Sciences & Fulton Teachers College, Arizona State University. The authors would like to thank Dr. Gillian Roehrig and her team in Minnesota for assisting with the data collection. We would also like to thank all of the new science teachers who participated in this study. This study was made possible, in part, by National Science Foundation grants 0353357 and 0550847. The findings, conclusions, or opinions herein represent the views of the authors and do not necessarily represent the view of personnel affiliated with the National Science Foundation. Correspondence concerning this article should be addressed to Jonah Firestone, Fulton Teachers College, PO Box 37100, Mail Code 3151, Phoenix, AZ 85069. Email: jonah.firestone@gmail.com