Over 27 years, Jerry Rief completed sub-3 marathons in all 50 US states and Washington, D.C., averaging 2:49 while rarely racing more than three times a year. In this Q&A, he explains how patience, restraint and consistency made the project possible.

Over 27 years, Jerry Rief completed sub-3 marathons in all 50 US states and Washington, D.C., averaging 2:49 while rarely racing more than three times a year. In this Q&A, he explains how patience, restraint and consistency made the project possible.