Sometimes it is hard for dominant culture students to understand the way that power and privilege are enacted in communication. These examples may be helpful.

http://microaggressions.tumblr.com/

And here’s another format, an article about the tumblr site that also describes more about the concept of microaggression: http://www.buzzfeed.com/hnigatu/racial-microagressions-you-hear-on-a-daily-basis?bffb