This series of dialogues between Iain McGilchrist and Alex Gomez-Marin explores Iain's latest book The Matter with Things. In Episode 21 Iain and Alex discuss Chapter 21, The one and the many To purchase The Matter with Things Hardback internationally https://Amazon.com and https://BookDepository.com Hardback UK only https://ChannelMcGilchrist.com , https://Amazon.co.uk and other booksellers nationwide Kindle on https://www.amazon.co.uk and https://www.amazon.com To explore Dr Iain McGilchrist's work in greater depth and breadth, join Channel McGilchrist here https://channelmcgilchrist.com/join/ You can read Dr. Gomez-Marin's work at https://behavior-of-organisms.org/ and follow him on twitter as @behaviOrganisms Dr Àlex Gómez-Marín is a Spanish physicist turned neuroscientist. He holds a PhD in theoretical physics and a Masters in biophysics from the University of Barcelona. He was a research fellow at the EMBL-CRG Centre for Genomic Regulation and at the Champalimaud Center for the Unknown in Lisbon. His research spans from the origins of the arrow of time to the neurobiology of action-perception in flies, worms, mice, humans and robots. Since 2016 he is the head of the Behavior of Organisms Laboratory at the Instituto de Neurociencias in Alicante, where he is an Associate Professor of the Spanish Research Council. Combining high-resolution experiments, computational and theoretical biology, and continental philosophy, his latest research concentrates on real-life cognition and consciousness.