He was a member of the Manitoba legislature from 1993 to 1995 and again from 1999 to 2007, representing the north-end Winnipeg riding of Rossmere for the New Democratic Party.
[1] He worked as a teacher for more than thirty years before entering political life, including over twenty spent at the River East Collegiate teaching Canadian history and world issues.
He was a founding member of Manitoba Parents for German Education, and has participated in such community organizations as Open Circle, a visitation program for inmates at Stony Mountain Penitentiary.
A longtime supporter of the NDP, Schellenberg was first elected to the Manitoba legislature in a 1993 by-election, defeating Progressive Conservative Ed Martens in the north Winnipeg riding of Rossmere.
[4] Schellenberg supported Bill Blaikie's campaign to lead the federal New Democratic Party in 2003.