John is a well-recognized thought leader in business-to-business sales, marketing and product management. He is an Adjunct Professor at Boston College and Lecturer at MIT Sloan. John was Co-CEO/Founder of SiriusDecsions a research and consulting firm focused on business-to-business sales, marketing and product management. SiriusDecisions was sold to Forrester Research in 2019. John was often cited as one of the top 10 most influential people in marketing today by the B2B News Network. Prior to founding SiriusDecisions in 2001, John was chief executive officer of Skila, a SaaS provider of business intelligence solutions for the pharmaceutical, medical device and biotechnology industries. John also spent 14 years at Gartner as a member of the company’s senior management team. He was one of the five officers of the company and was instrumental in helping Gartner grow from $25 million in yearly sales to $1 billon. John has BA in economics from Ithaca College, and where he established the Neeson Business Analytics Lab and Neeson Digital Marketing Lab.