Sean Richardson

A pdf of my CV (updated less frequently than this page).


University of Washington. Seattle, WA. (Fall 2021 — present)
PhD in Mathematics.

Lewis & Clark College, Summa Cum Laude. Portland, OR. (September 2016 — May 2020)
Bachelor of Arts in Mathematics and Computer Science, with honors.
Bachelor of Arts in Physics.

Research, Tutoring, and Grading

Writing and Publications

  • “You can hear the local orientability of an orbifold” with Elizabeth Stanhope, Differential Geometry and its Applications 68 (2020), 101577. (link)
  • “Topological K-Theory for Undergraduates” advised by Iva Stavrov, Lewis & Clark Department of Mathematical Sciences undergraduate thesis. (pdf)

Honors and Awards

  • NSF Graduate Research Fellowship Program Award (April 2021 — Present)
  • Academic All American, presented by CoSIDA (June 2020)
  • Phi Betta Kappa Honors Society member (April 2020 — Present)
  • Pi Mu Epsilon Honors Society member (November 2019 — Present)
  • Feynman Book Award to Outstanding Introductory Physics Student, awarded by Lewis & Clark Physics Department (May 2018)
  • Best Student Poster: CCSC Northwest Conference (October 2017)
  • Pamplin Honors Society member (September 2017 — Present)


  • “Topological K-Theory for Undergraduates” for Lewis & Clark Mathematics Department (May 2020)
  • You can hear the local orientability of an orbifold” for Lewis & Clark Mathematics Dept. (September 2018)
  • “3-orbifolds and their Laplace spectra” for Lewis & Clark Rogers Science Program
  • “Cloud identification with neural networks” at Consortium for Computing Sciences in Colleges Northwestern Region (October 2017)