David Hirschfeld is currently SVP, GIS Operations at Nasdaq. Previous to this role, he was Global Head of Risk Partnerships at Thomson Reuters and Managing Director for the Times Series Practice Area at Morgan Stanley. During his more than 30 years in the Financial Markets, he has had a variety of trading, analytical, operational and technology jobs. These jobs have been at both buy side (Citadel Investment and Tudor Investment) and sell side (Morgan Stanley and Merrill Lynch) institutions. In his trading capacity, he has worked as a derivatives floor trader, an Index arbitrageur and a “black box” systems trader. He holds an undergraduate degree in Economics from Duke University as well as a master’s degree in Economics from the University of Chicago.