He studied medicine and worked as a physician in Pike County.
According to a 1918 account of notable men in Mississippi history, "He was a physician of high standing, a fine talker, a raconteur of rare gifts and immensely popular.
He held numerous posts of honor and filled them all creditably.
[4] Dickson was elected as an Anti-Jacksonian to the Twenty-fourth Congress (March 4, 1835 – July 31, 1836).
[5] This article incorporates public domain material from the Biographical Directory of the United States Congress