Lean at D&T, by definition
Lean is a management system to maximize customer value by continuously eliminating waste and reducing variability across the entire value stream.
What LEAN IS:
A system for increasing throughput and flow
A behavioral system
A capability-building discipline
A way to convert lead-time into competitive advantage
What LEAN IS NOT:
A cost-cutting program
A layout redesign project
A set of tools (5S, Kanban, etc.)
A short-term productivity push
The Five Foundational Lean Principles (Still Canonical)
Define Value from the Customer’s Perspective
Map the Value Stream
Create Flow
Establish Pull
Pursue Perfection
The 8 Classical Wastes
Overproduction
Waiting
Transportation
Overprocessing
Inventory
Motion
Defects
Unused Talent