Tom is responsible for Morgan Stanley’s transition efforts to alternative reference rates to replace LIBOR through the firm’s Global LIBOR Transition Steering Committee. This group, spanning ISG, Wealth Management and Investment Management, will ensure that all businesses and infrastructure organizations have a consistent set of Firm-level guidelines, their own transition plans and accountability for transition readiness before year-end 2021.

Tom most recently led the firm’s Global Business Continuity Management Organization. He is a member of the firm’s Securities Operating Committee, Risk Management Committee and Asset/ Liability Management Committee.

Prior to being named Vice Chairman, Tom was the Global Head of the Bank Resource Management Division where he was responsible for the firm's secured funding, securities lending, global hedging and collateral management activities.

In April 2019, Tom was named Chair of the Alternative Reference Rates Committee (ARRC) by the Federal Reserve Board. The ARRC is a group of private-market participants convened to help ensure a successful transition from USD LIBOR to a more robust reference rate. Tom was appointed to the ARRC in 2014.

Tom was appointed Chair of the US Commodity Futures Trading Commission’s Market Risk Advisory Committee (MRAC) Interest Rate Benchmark Reform Subcommittee in October, 2018.
In May 2021, Tom joined the Bank of Canada’s Canadian Alternative Reference Rate Working Group (CARR). The CARR is responsible for the implementation of the recommendations of the Official Sector Steering Group (OSSG) for Canada.

Tom served as Chair of the Treasury Market Practices Group (TMPG) from November 2007 to May 2019.