Roger Allen has been a professor, a sailor, a celestial navigator, a physical therapist, and a professor again. The latest leg of Allen’s unconventional career path has lasted nearly three decades, a different sort of adventure than life at sea, but no less intrepid. Or, as Professor George Tomlin said in his introduction to Allen’s Regester Lecture in 2016: “Dr. Roger J. Allen, professor of physical therapy, is not the kind of person you’d think of as coming from Kansas—but he does. Or did … just like Amelia Earhart … first female to fly solo across the Atlantic Ocean.