He specializes in post-Civil War African American history, 20th century American politics and the history of the Cold War. He is a contributing writer for Essence magazine, and his essays and reviews have appeared in The Washington Post, The Progressive, Alternet.org, and other publications. He has been a featured commentator on National Public Radio, the acclaimed documentary Beyond Beats & Rhymes, CNN, and a number of other national broadcast outlets. He is the author of To The Break of Dawn: A Freestyle on the Hip Hop Aesthetic and The Devil & Dave Chappelle and Other Essays, and has edited and contributed to several other books. He lives in Atlanta, Georgia.