Why extra gauge Bosons should exist and how to hunt them

Abstract

Werner Heisenberg's work is the foundation for many topics of present research. This is also true for the search for extra gauge bosons. The prospects of future colliders in this search are shortly mentioned.

Comments: 3 pagex LaTex, talk presented at the symposium ``100 Years Werner Heisenberg -- Works and Impact'', Bamberg, Germany, September 2001