Joe Duncan teaches a graduate course on cryptocurrency and blockchain investing at Columbia University's Department of Industrial Engineering and Operations Research, and lectures on on-chain analytics as part of a course on data analytics. He is the co-author of the book "Blockchain Investor Manual." He also conducts research into cryptocurrency and blockchain, with an emphasis on network graph theory, while consulting and acting as an advisor to various projects. Prior to a career in financial technology, Joe was managing director of head structured credit trading Americas at ABN AMRO. He has also worked at Citibank and Morgan Stanley.