DSA Conference delegate
In 1983 Peter Dreier, Dept. of Sociology, Tufts University was a Boston, Massachusetts delegate to the Democratic Socialists of America conference in New York City, October 14-16, 1983 
John Atlas and Peter Dreier were active Democratic Socialists of America membersin New Jersey in the mid-1980s.
In 1994 Peter Dreier was a member of
Democratic Socialists of America
Campaign for America's Future
In 1996 Peter Dreier, Occidental College was one of the original 130 foundersof Campaign for America's Future.
Progressives for Obama
In 2009 Peter Dreier was listedas a signer of the Progressives for Obama website-Occidental College.
The Editorial Advisory Group of the magazine Social Policy includes;
Noam Chomsky, Janice Fine, S.M. Miller, Peter Olney, Frances Fox Piven, Heather Booth, Peter Dreier, Maya Wiley, Robert Fisher, Ashutosh Saxena, Ken Grossinger
- ↑ DSA Conference delegate list Oct. 12 1983 update
- ↑ http://www.chicagodsa.org/ngarchive/ng115.html
- ↑ Revised list of committees of the 1994-1995 DSA National Political Committee
- ↑ http://www.undueinfluence.com/caf-co-founders.htm
- ↑ http://progressivesforobama.blogspot.com/
- ↑ http://www.socialpolicy.org/index.php?id=804