Frankovic provides some useful historical background on the application of random
probability sampling to political polling and explains why pollsters "make such
a big deal" about it.
Langer explains "what we're after" in conducting national trail heat
surveys on the presidential nomination contests.
"Gallup Guru" Frank
Newport has an answer for the many Ron Paul supporters who want to know to
ask why they have not been polled by Gallup.
The Washington Post's
Cillizza profiles the 29% of adults favor an immediate withdrawal of troops
on the most recent Post/ABC News poll.