The Auk: A Quarterly Journal of Ornithology, Volume 108, Number 3 (July 1991). Alan H. Brush, Jared Diamond, Bradley C. Livezey, Daniel D. Roby, Philip C. Stouffer, Harry W. Power, Todd W. Arnold, Philip J. Seddon, Yolanda van Heezik, Yehoshua Shkedy, Uriel N. Safriel, Kristin E. Brugger, others.