Education
He has studied economics (nationalekonomi) and geography (kulturgeografi) at Stockholm University.
He has studied economics (nationalekonomi) and geography (kulturgeografi) at Stockholm University.
The newly elected party chairman Håkan Juholt on 29 March 2011 appointed Waidelich as the party"s spokesperson on economic politics, succeeding Thomas Östros in that role. He was succeeded by Magdalena Andersson in February 2012.
He has been a member of the Riksdag since 1994, with an exception for 1995-1998 when he was a member of the European parliament.