Greg (aka "the churn doctor") is the SaaS industry's leading expert on customer churn and driving durable growth. Throughout his career as a founder, CEO, customer success leader, and consultant, he has made a habit of challenging conventional thinking. Greg is widely known for his ground-breaking research on customer churn and growth and his unique talent for helping companies solve customer churn and build durable growth.

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Greg is a frequent keynote speaker and podcast guest, works closely with industry leaders as an executive coach and business transformation consultant, and writes extensively on topics of customer success and SaaS growth.

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Greg holds advanced degrees in economics and business from MIT and Cambridge University.