I've been doing a bunch of presentations recently to both policy and academic audiences and been reflecting a bit on what the differences in presenting to these two different kinds of audience. Here are a couple of thoughts -- additional contributions are welcome as this is probably a topic that could take up a blog of its own.
1. Keep the language universal. If you want to reach the whole audience, you have to keep the language at a level that everyone can understand. This is pretty obvious, but there are a couple of traps here.