Career
He retired from the court in 2005. Thompson, a lawyer, practiced as a Crown prosecutor, departmental solicitor and director of legal services on Prince Edward Island. He also practiced within Campbell, Mitchell, Lea, Cheverie and Thompson, a private law firm.
The Prince Edward Island provincial government appointed Thompson as a commissioner on land and local governance in 2008.
He died from cancer on July 9, 2014, at Prince County Hospital in Summerside, Prince Edward Island, the age of 67.