found: His A house divided, c1989:t.p. (Gordon Robertson) Can CIP (Robertson, Gordon, 1917- ) p. xxix (law degree from Oxford; served in Canadian government in Dept. of External Affairs, Office of the Prime Minister, Privy Council Office, Ministry of Northern Affairs and National Resources and as Clerk of the Privy Council, Secretary to the Cabinet for Federal-Provincial Relations; retired 1979; president, Institute for Research on Public Policy, 1979-1984; fellow-in-residence of the institute, 1984- )