Financial support for the curricular changes at Gonzaga was supported in part by grants from the HHMI through the Undergraduate Science Education Program and through the NSF-TUES program (DUE-1245778). We thank G. Hatfull and two anonymous reviewers for helpful suggestions on the manuscript. We thank C. Turner of Gonzaga’s Institutional Research Office for data. We thank G. Hatfull, D. Jacobs-Sera, W. Pope, and D. Russell at the University of Pittsburgh for help and advice. We are indebted to our colleagues who learned how to isolate phages and teach the Phage Discovery course: E. Addis, M. Bertagnolli, C. Bonilla, B. Dunn, W. Ettinger, J. Haydock, S. Hayes, K. Measor, D. Pauw, P. Pauw, and C. Watson.