His previous collaboration with L.A. Public Library was the award-winning book and exhibition Songs in the Key of Los Angeles. He has written for the New York Times, Los Angeles Times, and many other publications. He is author and an editor of several books, including Audiotopia: Music, Race, and America, Tijuana Dreaming: Life and Art at the Global Border, and Black and Brown Los Angeles: Beyond Conflict and Coalition. As a curator he has worked with the Grammy Museum in Los Angeles, Contemporary Jewish Museum in San Francisco, Santa Monica Museum of Art, and the National Museum of Jewish History in Philadelphia. Kun curated Songs in the Key of L.A. in 2013 and To Live and Dine in L.A. in 2015, both exhibitions that originated at Los Angeles Central Library galleries.