So today Craig is going to talk about where our political opinions come from. Of course, most people’s politics are grounded in their ideologies, but there are also other external influences such as the government itself, interest groups, and the media. So we're going to talk about how these influencers factor into the overall public opinion and how their roles have changed over time. Now this stuff may seem like common sense, but it’s important to know where our opinions come from, especially when you consider how quickly the media landscape is changing.