Tchorzewski was born in Alvena, Saskatchewan and was educated in Hudson Bay and at the University of Saskatchewan. He taught school in Humboldt.[2] In 1966, he married Shirley Stasiuk.[3] Tchorzewski served in the provincial cabinet as Minister of Finance, as Provincial Secretary, as Minister of Education and as Minister of Municipal Government. In 1997, he became president of the federal NDP. He resigned his seat in the Saskatchewan assembly in 1999 to become chief of staff for Alexa McDonough. Tchorzewski became special adviser to Lorne Calvert in 2002. In 2006, he became secretary for the provincial NDP.[2]