Phil Burton is an independent product management consultant based in northern California. From 2006 to April, 2018, Phil was a principal consultant and senior trainer for 280 Group. He worked with US and non-US clients with business-to-business (B2B) products and services covering applications and infrastructure, over the entire product life cycle. Phil’s 25-year career working for established companies and startups in Silicon Valley has given him domain expertise in information security, networking, and data communications. Phil is a contributing author to the best-selling book 42 Rules of Product Management and co-author of 42 Rules of Product Marketing.