John R. Callister is the Harvey Kinzelberg Director of Enterprise Engineering in the Mechanical and Aerospace Engineering Department at Cornell University. He teaches Introduction to Entrepreneurship and Engineering Enterprise in MAE and the School of Operations Research and Industrial Engineering. This course is the first in a program in entrepreneurship and personal enterprise for engineers, but enrolment is not limited to engineers. Callister is co-founder and vice-president of Foxdale, Inc., an equipment leasing company in the blown-film polymer industry. He joined the Cornell faculty in 1...