Hari P. Krishnan is a portfolio manager at Doherty Advisors in New York, responsible for the VXR (VIX replication strategy) and hedging solutions business. He was formerly a fund manager at Cross Border Capital in London, with an emphasis on volatility and systematic currency strategies. Hari was an executive director at Morgan Stanley from 2001 to 2007,specializing in asset allocation across hedge funds, private equity and traditional asset classes. He was also an options trading strategist for a market making firm at the CBOE and a senior economist at the Chicago Board of Trade. He holds a PhD in applied math from Brown University, was a research scientist at the Columbia University Earth Institute and is the author of a book on regime-based hedging, published by Wiley in 2017.