1. *Food Science Department, Stocking Hall, Cornell University, Ithaca, NY 14853
2. †Biological and Environmental Engineering Department, Riley-Robb Hall, Cornell University, Ithaca, NY 14853
3. ‡School of Operations Research and Industrial Engineering, Rhodes Hall, Cornell University, Ithaca, NY 14853
4. §Design and Environmental Analysis Department, Martha Van Rensselaer Hall, Cornell University, Ithaca, NY 14853
5. ¶School of Hotel Administration, Statler Hall, Cornell University, Ithaca, NY 14853
6. #Students in the ABEN/ORIE/HA 499 tutorial class during the Fall 1998-Spring 2000 period, Cornell University, Ithaca, NY 14853