The passing of Nigel Wright , Onex Corporation executive and one-time chief of staff to prime minister Stephen Harper, has recalled a Canadian political scandal so insidious it got its own “gate.” That would be Duffygate, named after Senator Mike Duffy , though it involved others as well.

Laureen and I are shocked and heartbroken to learn of the sudden passing of Nigel Wright.

A unique and deeply accomplished person, Nigel combined intellectual acumen with incredible capacity for work.

Nigel loved his country and believed in the value of public service, having… pic.twitter.com/bpIlJdk74Y — Stephen Harper (@stephenharper) September 30, 2025

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What was Duffygate?

At the centre of the scandal: expense claims.

In late 2012,

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