Don't start with Wikipedia and/or Google! Begin with a published reference book/resource from one of the STLCC Library Database Collections. Remember, these are subscription resources that require a sign on with the STLCC ID and password.
We discussed beginning with Credo for a variety of shorter, objective resources to help define the topic and/or specific terms for the topic. We then tried CQ Researcher and Issues & Controversies for more indepth, yet still objective, sources on our topics.