Prior to Stanford
- A 2023 graduate of Bremerton High School in Bremerton, Wash.
- Four-year letter winner and three-time team captain
- Two-time league champions (2020, 2022)
- Team finished sixth at the state championships in 2022
- Two-time state champion (2022, 2023)
- Runner-up at the state championship in 2020
- Three-time league and district champion (2020, 2022, 2023)
- Also earned two letters in golf, captaining his team as a senior
Personal
- Parents are Tyler and Elizabeth Michaelson
- Has three siblings, Haley, Lars and Magnus
- Full name is Thor Tysen Michaelson