Ninety-percent of Silicon Valley’s start-ups fail not because of faulty product, but because they don’t tap the right market and they don’t know their customer. Steve Blank, author of the Customer Development model for early stage companies, explains at Stanford how this model attempts to view entrepreneurship as a practice that can be managed rather than just purely an art.

Stanford’s Entrepreneurial Thought Leaders - Steve Blank, Serial Entrepreneur

Steve’s book on Amazon - a must read: The Four Steps to the Epiphany

Steve’s slides from The Global Network of Entrepreneurs - Steve Blank @ TIE SV (pdf)