Deciding on a topic for your communication class can be overwhelming, since the field covers so many areas: psychology, business, sociology, media, etc. You may want to focus on a topic like "nonverbal communication", but it's a big topic. For example, the topics below have to do with nonverbal communication:
And the list goes on.
To make your topic manageable, you should begin by getting an overview of your subject. Reading overviews will not only give you the basics of a topic, it will give you ideas on what areas you'd like to write about.
What kinds of resources give you an overview on a topic? Encylcopedias, bibliographies and dictionaries are a great way to start, are available online, and are searchable:
Need more help with coming up with a research question? Watch the video below--
This video will help you find a topic that's not too broad, not too narrow, but just right.