Inside OKCupid: The math of online dating – Christian Rudder
View full lesson: http://ed.ted.com/lessons/inside-okcupid-the-math-of-online-dating-christian-rudder
When two people join a dating website, they are matched according to shared interests and how they answer a number of personal questions. But how do sites calculate the likelihood of a successful relationship? Christian Rudder, one of the founders of popular dating site OKCupid, details the algorithm behind ‘hitting it off.’
Lesson by Christian Rudder, animation by TED-Ed.



![Private: [ID: lcQtExAOeOU] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/10/private-id-lcqtexaoeou-youtube-a-236x133.jpg)
![Private: [ID: 2S2TL-uTp20] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/10/private-id-2s2tl-utp20-youtube-a-236x133.jpg)
![Private: [ID: PexlzXWY5hc] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/10/private-id-pexlzxwy5hc-youtube-a-236x133.jpg)
![Private: [ID: MBbM9uehNEc] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/10/private-id-mbbm9uehnec-youtube-a-236x133.jpg)
![Private: [ID: 5rcdk58_Yoc] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/10/private-id-5rcdk58yoc-youtube-au-236x133.jpg)
![Private: [ID: eRcVDgYci9k] Youtube Automatic](https://myaiu.tv/wp-content/uploads/2026/09/private-id-ercvdgyci9k-youtube-a-236x133.jpg)