From 1994 to 2008, he taught at the College of Charleston, South Carolina and served as the Executive Director of the Avery Research Center for African American History and Culture. He also served as Chair of the History Department from 1998 to 2004, and as Director of the African American Studies Program from 1994 to 2007.

He has taught previously at the University of Texas at Arlington (1985-1994), and at Ohio State University and St. Olaf College in Minnesota. He has also worked at Wittenberg University, Central State University and Texas Christian University in counseling, student services, and with the Upward Bound program.

While teaching at UTA, Dr. Dulaney also served as the Curator of History with the Dallas Museum of African-American Life and Culture. He taught the Museum's history courses, coordinated the Museum's annual History Fair, and chaired the Museum's annual "African-American History in Texas" conference. He also worked with the Dallas Independent School District's African-American Cultural Heritage Center as a consultant, and he moderated the annual African-American Heritage Bowl for middle and high school students from 1987-1993. He also developed and taught the Museum's annual Summer History Camp. He was the author and presenter of "African-American History Notes" on KKDA Soul 73 AM radio station in Dallas.

He has published scholarly articles and reviews in the Journal of Negro History, Civil War History, Southwestern Historical Quarterly, The Houston Review, The Historian, Pacific Historical Review, Texas Journal of Ideas, History and Culture, Legacies, Encyclopedia of African-American Civil Rights, Locus, The Georgia Historical Quarterly, Our Texas magazine, African Americans: Their History, the South Carolina Encyclopedia, The New Encyclopedia of Southern Culture, and The African American Experience in Texas History: An Anthology.

He is the editor of Charleston’s Avery Center: From Education and Civil Rights to Preserving the African-American Experience, Born to Serve: A History of the Woman’s Baptist Educational Missionary Convention of South Carolina, The Avery Review, and co-editor of the Texas African-American History Journal and the book, Essays on the American Civil Rights Movement. .

His first book, Black Police in America, was published by Indiana University Press in January 1996. Currently, he is completing a social and political history of African Americans in Dallas, Texas for Texas A & M University Press.

Dr. Dulaney has received numerous awards. Most recently, in 2008 the College of Charleston’s Multicultural Student Programs Office awarded him the Alexander M. Sanders Presidential Legacy Award for Outstanding Public Service. In 2001, Central State University’s College of Liberal Arts presented him its “Distinguished Alumni Award.”

He is a member of the Organization of American Historians, the Association for the Study of Afro-American Life and History, the Texas State Historical Association, the National Black Police Association, and former president of the Southern Conference on Afro-American Studies (1994-1995).