Vera Parra, graduated from UNC in 2012
If you're interested in Journalism, The Daily Tar Heel, is one of the best recognized student newspapers in the country: www.dailytarheel.com
For student activism and social entrepreneurship, the Campus Y (http://campus-y.unc.edu) is an umbrella of organizations that work on issues ranging from public health to mass incarceration. You can also check out the NC Student Power Union (http://www.ncspu.org) and the Real Silent Sam Coalition (http://realsilentsam.tumblr.com/) for student organizing.
You can also check out the Center For Global Initiatives, that has a lot of programs you can get involved in on campus, but also provides grants for research and fellowship opportunities abroad: http://cgi.unc.edu/