 The interest groups of private and corporate forest owners, forestry and agriculture and people from across the political spectrum are trying to do this with particular regard to preventing the loss of jobs.One of the first and most famous proponents of the Steigerwald National Park is Bernhard Grzimek, along with the German forest scientist, Georg Sperber.At the end of April 2008, nature conservation clubs established the Friends of the Steigerwald National Park ("Freundeskreis Pro Nationalpark Steigerwald"), to collaboratively promote the national park idea.