Acclaim for THE LEAN STARTUP

This Build-Measure-Learn feedback loop is at the core of the Lean
Startup model. In Part Two, we will examine it in great detail.
Many people have professional training that emphasizes one
element of this feedback loop. For engineers, it’s learning to build
things as eciently as possible. Some managers are experts at
strategizing and learning at the whiteboard. Plenty of entrepreneurs
focus their energies on the individual nouns: having the best
product idea or the best-designed initial product or obsessing over
data and metrics. The truth is that none of these activities by itself is
of paramount importance. Instead, we need to focus our energies
on minimizing the total time through this feedback loop. This is the
essence of steering a startup and is the subject of Part Two. We will
walk through a complete turn of the Build-Measure-Learn feedback
loop, discussing each of the components in detail.
The purpose of Part One was to explore the importance of
learning as the measure of progress for a startup. As I hope is