From 1971 to 1984 she was a consultant to the Hudson Institute of New York and executive director of the Hudson Institute of Canada. She has served on the boards of CIBC, the Ford Motor Company, the Standard Life Insurance Co., Hasbro Inc., Hollinger International, Vivendi Universal and IAC/InterActiveCorp. She was a board member at Conrad Black's Hollinger International until late 2003. Black was later charged with fraud and obstruction of justice. Kravis was called as a witness at Black's trial in 2007 and testified that she had been unaware of the corporate malfeasance during her tenure. Additionally, she previously served as vice-chair of Canada's Royal Commission on National Passenger Transportation and co-chaired a national commission on prosperity and competitiveness. She served on the binational dispute settlement panel established under the NAFTA agreement.