3. Tune in to a few news pundits—for example, Bill O’Reilly, Rachel Maddow, Randi Rhodes, or Rush Limbaugh—on the radio, on television, or online. Listen carefully to what they say, and consider how they back up their statements.

Do they provide source material as they speak? Can you link to their sources from their online blogs? How does the way they back up their points or fail to back them up influence your perceptions of what they say?