YEAR
CONCEPT
TOOL
ORIGINATOR
1910s
- Principles of scientific management
- Industrial psychology
- Moving assembly line
- Economic lot size
Formalized time-study and work-study concepts
Motion study
Activity scheduling chart
EOQ applied to inventory control
Frederick W. Taylor (U S.)
Frank and Lillian Gilbreth (U.S.)
Henry Ford and Henry L. Gantt (U.S.)
F. W. Harris (U.S.)
1930s
- Quality control
- Hawthorne studies of worker motivation.
Sampling inspection and statistical tables for quality control.
Activity sampling for work analysis
Walter Shewhart, H. F. Dodge, and H.G. Roming (U.S.)
Elton Mayo (U.S) & L.H.C Tippett (England)
1940s
- Multidisciplinary team approaches to complex system problems
Simplex method of linear programming
Operations research groups (England) and George B. Dantzig (U.S.)
1950-60s
- Extensive development of operations research tools
Simulation, waiting-line theory, decision theory, mathematical programming, project
Many researchers in the U.S. and Western Europe