“Industrial Engineering is Human Effort Engineering. It is an engineering discipline that deals with the design of human effort in all occupations: agricultural, manufacturing and service. The objectives of Industrial Engineering are optimization of productivity of work-systems and occupational comfort, health, safety and income of persons involved.” - Narayana Rao
According to me Industrial Engineering as profession will survive as long as human beings are on earth or in the universe provided even self employed persons believe in the skills of industrial engineers and invite them to study their work and redesign their work procedure.
I prepared a full paper on the back ground to this proposed definition and persons interested in having the paper can send a mail to me at nrkvss@ rediffmail.com