Professor Brian Butterworth is a neuroscientist who specialises in numbers and mathematics. More from this interview at youtu.be/FCS4b3OjVJM and earlier videos with him at: bit.ly/Brian_Butterworth More links & stuff in full description below ↓↓↓ Brian's website: www.mathematicalbrain.com Brian Butterworth playlist: bit.ly/Brian_Butterworth Discussed papers... Auditory midbrain neurons that count: pubmed.ncbi.nlm.nih.gov/12219094/ Mapping human temporal and parietal neuronal population activity and functional coupling during mathematical cognition: www.pnas.org/content/113/46/E7277 Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. www.simonsfoundation.org/outreach/science-sandbox/ And support from Math For America - www.mathforamerica.org/ NUMBERPHILE Website: www.numberphile.com/ Numberphile on Facebook: www.facebook.com/numberphile Numberphile tweets: twitter.com/numberphile Subscribe: bit.ly/Numberphile_Sub Videos by Brady Haran Animation by Pete McPartlan Patreon: www.patreon.com/numberphile Numberphile T-Shirts and Merch: teespring.com/stores/numberphile Brady's videos subreddit: www.reddit.com/r/BradyHaran/ Brady's latest videos across all channels: www.bradyharanblog.com/ Sign up for (occasional) emails: eepurl.com/YdjL9