Haylee Thomas earned her B.A. in Chemistry from Cornell College in Mount Vernon, Iowa in 2004. She went on to earn a M.S. in Chemistry from the University of Illinois Urbana-Champaign in 2009. While at UIUC she studied Top Down proteomics in the Kelleher lab with a focus on the Top Down analysis of the apoptotic proteome of HeLa. Since moving with the Kelleher lab to Northwestern, Haylee has taken on the role of research administrator for the PCE.