Featuring Dr James Grime. More links & stuff in full description below ↓↓↓ Extra footage from this interview: https://www.youtube.com/watch?v=I0peG_kRE-4 Blog post about the old photo: http://www.bradyharanblog.com/blog/the-squared-square Check out http://www.squaring.net/ for loads of great info. Objectivity: null James Grime: http://singingbanana.com/ Parker Square: https://www.youtube.com/watch?v=aOT_bG-vWyg Squaring the Circle: https://www.youtube.com/watch?v=CMP9a2J4Bqw New Parker Square Mug and Buttons: https://store.dftba.com/collections/numberphile Nice Square merchandise US: https://teespring.com/nice-square-us EU: https://teespring.com/nice-square-eu Discuss this video on Brady's subreddit: https://redd.it/6fdupz Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Videos by Brady Haran Patreon: http://www.patreon.com/numberphile Thanks to these Patrons: Jeremy Buchanan Jeff Straathof Susan Silver Yana Chernobilsky Christian Cooper James Bissonette Ken Baron Bill Shillito Tony Fadell Erik Alexander Nordlund Bernd Sing Dr Jubal John Thomas Buckingham Tony Cox OK Merli Tianyu Ge Joshua Davis Steve Crutchfield Tyler O'Connor Jon Padden Today I Found Out Ciprian Stan Vali Dobrota D Hills Charles Southerland Arnas Ian George Walker Paul Bates Jordan Smith Tracy Parry George Greene Kristian Joensen Alfred Wallace