Judge Lyle currently holds the Stuart vacancy in the 5th Subcircuit pursuant to appointment by the Illinois Supreme Court and, from the campaign website, it appears that Judge Lyle intends to seek election to this vacancy.
Lyle has previously served in other vacancies pursuant to Supreme Court appointment. She was appointed to a 2nd Subcircuit vacancy in 2011. She was later assigned to a vacancy in the 7th Subcircuit. Judge Lyle was slated for an Appellate Court vacancy by the Democratic Party for the 2014 Primary. Before joining the judiciary, Lyle served as Alderman and Committeeman of Chicago's 6th Ward.
Lyle's website notes that she served as President of the Cook County Bar Association in 1990. Her campaign website notes that she has been the recipient of numerous awards in the course of her career, including the Kizzy Image and Achievement Award; the Ralph Metcalfe Award, conferred by Black Contractors United; an Outstanding Woman Award, presented by Women in NAACP; and a Woman of Distinction award, presented by Rainbow PUSH. She lists membership in several civic organizations, including the Park Manor Neighbors, Chatham Avalon Park Community Council, Rainbow PUSH, and the NAACP.