Nelson least liberal Democratic Senator.

[progressoid]

This site was posted in the IA forum. Shows Ben straddling the liberal/conservative fence.
http://nationaljournal.com/voteratings/sen/lib_cons.htm?o1=con_composite&o2=desc

Here's the data for members of the house.
(Over here in western IA, rep Steve King ranks in the top 5 most conservatives in the nation)
:banghead: ... :banghead: ... :banghead: ... :banghead: ... :banghead: ... :banghead: ... :banghead:
http://nationaljournal.com/voteratings/sen/lib_cons.htm?o1=con_composite&o2=desc




This site has a graphic representation of both the senate and house.
http://www.govtrack.us/congress/spectrum.xpd