Alaska’s premier women’s mountain runner and trail runner for most of the 2000s, Marvin is a three-time Mount Marathon champion, a seven-time Equinox Marathon winner and an eight-time Crow Pass Crossing winner. She’s the all-time women’s win leader at both the Equinox and Crow Pass, and in 2022 she broke the 32-year-old Crow Pass women’s record by finishing the 22-mile wilderness run in a time of 3 hours, 25 minutes, 52 seconds.