Rick Segal, PT, PhD, FAPTA, (left) at a booth for the National Center of Neuromodulation for Rehabilitation.Every researcher's story starts differently — but all are guided by the same force: a desire to advance the profession. Over the past year, we've traced that drive through the experiences of emerging and mid-career researchers. Now, in the final part of our series, we meet Rick Segal, PT, PhD, FAPTA, a trailblazer whose work in research, education, and mentorship has helped define what it means to lead in physical therapy.