Efrén O. Pérez, assistant professor of political science, can comment on the Hispanic vote in the presidential election. He studies political psychology and public opinion, with an emphasis on racial and ethnic politics, including legal and illegal immigration. He has worked for political consulting firms as a media relations expert. Vanderbilt has a 24/7 HD TV and radio studio. Use of the studio with Vanderbilt experts is free, other than reserving fiber time.