Liu earned her Ph.D. in statistics from Columbia University in 1983, under the supervision of John Raphael Van Ryzin, and joined the Rutgers faculty at that time. She became a distinguished professor at Rutgers in 2001,
and department chair in 2005.
^Naus, Joseph (2012), "Rutgers University Department of Statistics and Biostatistics", in Agresti, Alan; Meng, Xiao-Li (eds.), Strength in Numbers: The Rising of Academic Statistics Departments in the U. S., Springer, pp. 243–256, doi:10.1007/978-1-4614-3649-2_18, ISBN9781461436492. See in particular p. 252.