Lean Startup
Build-measure-learn loops with validated learning under extreme uncertainty.
Lean Startup is the entrepreneurship methodology Eric Ries presented in his 2011 book of the same name, synthesizing Toyota Production System influences (the source of 'lean'), Steve Blank's Customer Development methodology, and Ries's own experience at IMVU. The framework treats startups as experiments operating under extreme uncertainty about both the problem and the solution, prescribes Build-Measure-Learn cycles using minimum viable products to test hypotheses, and introduces 'validated learning' as the core unit of progress in place of vanity metrics. The pivot — a structured course-correction based on validated learning — and innovation accounting (measuring per-cohort behavior changes rather than aggregate metrics) are the framework's signature operational concepts. Lean Startup ideas have been widely adopted in Silicon Valley and corporate innovation programs, though application beyond consumer software has been more contested.
Core components
- Build-Measure-Learn cycle
- Minimum Viable Product (MVP)
- Validated learning
- Pivot vs persevere decisions
- Innovation accounting
- Engine of growth (sticky, viral, paid)
- Vanity vs actionable metrics
- Continuous deployment
Primary use case
Early-stage startup methodology; corporate innovation programs and venture-builder operations; product development under uncertainty; foundation for many subsequent product-management practices.
Common criticisms
- MVP concept widely misinterpreted as 'crappy first version' rather than 'minimum vehicle for learning'
- works less well for deep tech, regulated industries, hardware, and network-effect businesses where extended development precedes any meaningful test
- can rationalize under-investment in product quality and design
- some celebrated 'lean' startup successes (Airbnb, Dropbox) had non-lean elements often ignored in the popularization
- over-emphasis on speed can preempt strategic thinking
- validation-experiment framing assumes hypotheses can be cleanly tested when reality is often more entangled.
Lineage
- Child of
- Toyota Production System
- Siblings
- Business Model Canvas, Lean Canvas, Jobs to Be Done
- Derived from
- Toyota Production System