Research Subject: advantages of a vegetarian diet
Source: An expert on nutrition
Research Subject: harmful effects of
television
Source: A study by Disney Channel
Research Subject: lowering the drinking
age
Source: A report from the National
Transportation Safety Board
Research Subject: the death penalty
Source: Arminterview with an inmate on
death row
Research Subject: use of animals in
medical experiments
Source: A speech by an animal-rights
activist
Unbiased Source
Biased Source