Uploaded July 2024 | Updated September 2026, 2 weeks ago

---

Danica McKellar is famous for playing Winnie Cooper in The Wonder Years - but did you know she has proven a theorem and writes books about mathematics? Full length version at: youtu.be/xMAiBBxQGZI --- More links & stuff in full description below ↓↓↓

Check out her math website and books at: mckellarmath.com

And Danica’s general website at: danicamckellar.com

Danica on Instagram: instagram.com/danicamckellar

Danica’s books on Amazon: amzn.to/3VQdzny

Danica’s co-authored paper which led to the Chayes–McKellar–Winn theorem: scienceblogs.de/geograffitico/wp-content/blogs.dir/70/files/2012/07/i-5bb4f4203312f2a650f3294cf4ddac13-percolation.pdf

Brady’s dog Winnie: instagram.com/the_wonderful_winnie

The Wonder Years: en.wikipedia.org/wiki/The_Wonder_Years

Numberphile Podcasts on YouTube: youtube.com/playlist?list=PLH2AOVeIaWFmnXrXQ_UhKVy9Zp0RtRMm5

Numberphile Podcast on Apple: podcasts.apple.com/gb/podcast/the-numberphile-podcast/id1441474794

Patreon: patreon.com/numberphile

Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: bit.ly/numberphile-janestreet

We're also supported by the Simons Laufer Mathematical Sciences Institute (formerly MSRI): bit.ly/MSRINumberphile

Our thanks also to the Simons Foundation: simonsfoundation.org

NUMBERPHILE
Website: numberphile.com
Numberphile on Facebook: facebook.com/numberphile
Numberphile tweets: twitter.com/numberphile
Subscribe: bit.ly/Numberphile_Sub

Videos by Brady Haran

Numberphile T-Shirts and Merch: teespring.com/stores/numberphile

Brady's videos subreddit: reddit.com/r/BradyHaran

Brady's latest videos across all channels: bradyharanblog.com

Sign up for (occasional) emails: eepurl.com/YdjL9