 Thiam is believed to have direct knowledge or involvement in the surveillance.Over the course of his tenure, the market value of Credit Suisse dropped by almost half (on February 8, 2020, UBS was at 70% of its March 2015 stock price, Credit Suisse 55%).In October 1999 Thiam was appointed by James Wolfensohn as one of 20 members of the External Advisory Council of the World Bank Institute, which the Institute relies on for advice and guidance.