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The Invention of Friends (Dunbar's Number)

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Published on Nov 10, 2017

Watch my newest video, "Battleship In A Submarine - U.S. Navy vs Vsauce2": https://youtu.be/LbALFZoRrw8

Skillshare: http://skl.sh/vsauce2

*** LINKS ***

Written, Produced, Edited and Hosted by Kevin Lieber
Instagram: http://instagram.com/kevlieber
Twitter: https://twitter.com/kevleeb
Website: http://kevinlieber.com

VFX by Eric Langlay
https://www.youtube.com/c/ericlanglay

Contributing Researcher & Editor Matthew Tabor, Koala Fight Media
http://koala.fm/

Sound Design by Jay Pellizzi
http://jaypellizzi.com/

Select Music by Jake Chudnow
https://www.youtube.com/user/jakechudnow

Special Thanks Paula Lieber
https://twitter.com/pixichuu

Vsauce2 Links
Twitter: http://www.twitter.com/VsauceTwo
Facebook: https://www.facebook.com/VsauceTwo
Website: http://www.Vsauce.com

Curiosity Box: https://www.curiositybox.com/

**** SOURCES ****

BOOKS

How Many Friends Does One Person Need? Dunbar’s Number And Other Evolutionary Quirks by Robin Dunbar
https://www.amazon.com/Friends-Person...

Marriage, a History: How Love Conquered Marriage by Stephanie Coontz
https://www.amazon.com/gp/product/014...

ASSETS

Robin Dunbar, Networks In A Virtual World - Aalto SCI
https://goo.gl/FqB8Rv

Riken Brain Science Institute
https://goo.gl/enRRvg

RESEARCH PAPERS

Do Online Social Media Cut Through The Constraints That Limit The Size Of Offline Social Networks?
https://goo.gl/ZgHhBL

Lethal Intergroup Aggression Leads To Territorial Expansion In Wild Chimpanzees
https://goo.gl/49cqPY

Marital Satisfaction And Break-Ups Differ Across Online And Offline Meeting Venues
https://goo.gl/sUjM6Q

Bonobos Share With Strangers Before Acquaintances
https://today.duke.edu/2013/01/sharin...
http://journals.plos.org/plosone/arti...

Neocortex Size, Group Size, and the Evolution of Language
https://goo.gl/jhH9C9

Social Network Size In Humans by Hill and Dunbar
https://goo.gl/oEYZ5X

The Social Brain Hypothesis
https://goo.gl/h4eMft

New And Revised Data On Volume Of Brain Structures In Insectivores And Primates
https://goo.gl/ExsoGc

Primate Social Systems by Robin Dunbar
https://goo.gl/RyRrLN

Coevolution Of Neocortical Size, Group Size And Language In Humans by Robin Dunbar
https://goo.gl/ERJcFM

Cultural Intelligence Hypothesis
https://goo.gl/GUKE6v

Modeling Users’ Activity On Twitter Networks
https://goo.gl/Tudb1K

ARTICLES

How Many People Can You Remember
https://goo.gl/2skZ8z

How Many Friends Can You Really Have
https://goo.gl/P9QfYS

The Average American Knows How Many People?
https://goo.gl/b5ajfG

The Limits Of Friendship
https://goo.gl/Fpue3v

How Many People Do You Trust?
https://goo.gl/Djy1hM

Robin Dunbar TEDx - Can The Internet Buy You More Friends?
https://goo.gl/fD7H4o

Your Brain Limits You To Just Five BFFs
https://goo.gl/H69BAA

The Dunbar Number As A Limit To Group Sizes
https://goo.gl/7jENeg

What’s Your Dunbar Number?
https://goo.gl/3gVUqJ

Do You Have Too Many Facebook Friends?
https://goo.gl/qpnUhz

Are Humans Hard Wired For A Limited Social Circle?
https://goo.gl/GzGPZ8

Twitter And The Dunbar Number
https://goo.gl/m7YVkB

Is Friendship Limited? An Inquiry into Dunbar’s Number by Larry Dossey, M.D.
https://goo.gl/QgC1b4

Number Of Wedding Attendees
https://goo.gl/tY9Vne
https://goo.gl/hWq4Q1

The Social Brain Hypothesis
https://goo.gl/aeMfAa

Stephanie Coontz: On Marriage
https://goo.gl/LSS2Pf
https://goo.gl/b3FgM9

First Evidence That Online Dating Is Changing The Nature Of Society
https://goo.gl/MUAr4F

SPECIAL THANKS

Robin Dunbar
https://www.psy.ox.ac.uk/team/robin-d...

Dr. Steve Stewart-Williams
http://www.stevestewartwilliams.com/
https://twitter.com/SteveStuWill

Cameron Marlow
http://cameronmarlow.com/

Phil DeFranco
https://www.youtube.com/user/sxephil
Watch My Latest Video: https://youtu.be/NkYCWqzBc7M

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