Perry Marshall is one of the most expensive business strategists in the world. He is endorsed in FORBES and INC Magazine and has worked with clients such as FanDuel, InfusionSoft, and LoanBuilder. He founded the $10 million Evolution 2.0 Prize, with judges from Harvard, Oxford and MIT. Launched at the Royal Society in London, it’s the world’s largest science research award. NASA’s Jet Propulsion Labs uses his 80/20 Curve as a productivity tool. His reinvention of the Pareto Principle is published in Harvard Business Review. His Google book laid the foundations for the $100 billion Pay Per Click industry, and Ultimate Guide to Google Ads is the world’s best selling book on internet advertising.