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Lavigne was the National Campaign Director for the New Democratic Party of Canada (NDP) during the 2011 Canadian federal election that resulted in the party’s best election result in its 50 year history, gaining over 4.5 million votes and 103 seats, making the New Democratic Party Canada’s Official Opposition. 
Between 2008 and 2011, Lavigne served as National Director of the NDP, overseeing the political and administrative operations of the federal party. 
From 2006 to 2009, Lavigne served as Director of Strategic Communications for the Hon. Jack Layton and from 2003 to 2006 Director of Communications for the party.
Prior to his assignments with the federal party, Lavigne worked for the British Columbia New Democratic Party. Between 1998 and 2001 Lavigne worked as an advisor in office of the Premier of British Columbia as well as an Assistant to the Minister of Finance and the Minister of Advanced Education, Training & Technology.
He resigned from his position as Principal Secretary to the Leader's office on March 25, 2012, one day after the election of Thomas Mulcair as leader of the NDP.
- "New Democrat Caucus, 41st Parliament". NDP Web Site. March 2, 2011.
- "New Democrats appoint Lavigne as Party’s National Director". NDP Press Releases. March 21, 2009.