Ferguson joined the academic staff of Indiana University – Purdue University Indianapolis in 1996. Now a professor, in 2012 she was head of the Department of Political Science, and was named assistant vice president for statewide academic relations at the university. She was one of
Justin Knapp’s professors, and has said she was not surprised by his dedication to editing Wikipedia. Ferguson's research includes comparing the structures of state-level government institutions in the United States and analyzing legislative procedures. She is often quoted in news reports about political issues. She writes opinion articles for the
Indianapolis Business Journal, and has also written a number of other articles about American politics. In 2015 a book she edited,
The Executive Branch of State Government: People, Process, and Politics, is in the collections of more than 700 libraries. In 2016, she became senior associate vice chancellor for academic affairs at IUPUI. ==Selected publications==