Locate newsletters or smaller print publications offline and submit articles. This can be a very dynamic way to increase your exposure as well as add to your press kit. You can locate newsletters in your subject area by visiting the local university library reference section. Ask for a directory of trade newsletters and do your research. Once you have been published, it's easier to step up to the larger publications.
Fame starts small and then snowballs onto itself.
Yep, that's right. Start giving speeches on your area of expertise. Start locally at civic clubs and local educational programs. Then find the local talk radio shows and make your case to the producer. It's surprising how many talk radio shows are actively looking for new speakers.