Photo by Adam Glanzman/Getty Images Isaiah Thomas, Boston Celtics The Boston Celtics are entering a retooling season. Therefore, they may struggle to contend in the Eastern Conference, especially due to the lack of depth in the front court. It’s for that reason, NBC Sports Boston’s Max Lederman believes Brad Stevens should explore reuniting with Isaiah Thomas . The former Celtics fan-favorite is currently a free agent. Lederman recently explained how bringing back Thomas, either as a player or