Thomas received a Bachelor of Science degree, magna cum laude from the University of Maryland and a Juris Doctor magna cum laude from Harvard Law School.
[2] After law school, Thomas clerked for Judge R. Guy Cole of the United States Court of Appeals for the Sixth Circuit.
[3][4] Thomas joined the University of Michigan School of Law in 2003, prior to that she was a trial attorney with Defender Association of Philadelphia.
[6] In April 2024, Thomas announced her candidacy for a seat on the Michigan Supreme Court.
[7] Thomas won election the Supreme Court, defeating challenger Andrew Fink.