On the Republican side we have:
-Bob Dole promoting Viagra.
-Fred Thompson promoting reverse mortgages.
-Tom DeLay "dancing with the stars."
-Sarah Palin promoting ...............herself.
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On the Democratic side we have:
-President Clinton promoting among other things; fighting HIV and for better health, etc... (too much to list).
What We Do | William J. Clinton Foundation (http://clintonfoundation.org/what-we-do/ - broken link)
-Al Gore fighting against pollution and climate protection.
Alliance for Climate Protection - Wikipedia, the free encyclopedia
-Jimmy Carter the recipient of the 2002 Nobel Peace Prize, the only U.S. President to have received the Prize after leaving office. Who now has a non-profit organization the purpose of which is to advance human rights.
Nonprofit organization - Wikipedia, the free encyclopedia
He is alsoa key figure in the Habitat for Humanity project.
Any others?