How Many Friends Can You Have? скачать в хорошем качестве

How Many Friends Can You Have?

Is there a limit to the number of relationships we can maintain? And could that be changing with our ever-expanding online social networks? SUBSCRIBE to BrainCraft! Click here: http://ow.ly/rt5IE Talking psychology, neuroscience & why we act the way we do. BrainCraft is written and hosted by Vanessa Hill (  / nessyhill  ) for PBS Digital Studios Research: Rachelle Oldmixon (  / rachelleishere  ) Thanks to Jake Roper for helping film (   / jakerawr  ) Follow BrainCraft on Twitter   / nessyhill   or   / brain_craft   Tumblr   / braincraft   Facebook   / braincraft   Google+ https://www.google.com/+braincraftvideo More BrainCraft: Can You See These Optical Illusions?    • Can You See These Optical Illusions?   References: Hill, R. A., & Dunbar, R. I. (2003). Social network size in humans. Human nature, 14(1), 53-72. http://courses.washington.edu/ccab/Hi... Dunbar, R. I. (1998). The social brain hypothesis. brain, 9(10), 178-190. http://psych.colorado.edu/~tito/sp03/... Dunbar, R. I. (1995). Neocortex size and group size in primates: a test of the hypothesis. Journal of Human Evolution, 28(3), 287-296. http://www.uvm.edu/~pdodds/files/pape... Dunbar, R. I. M. (2012). Social cognition on the Internet: testing constraints on social network size. Philosophical Transactions of the Royal Society B: Biological Sciences, 367(1599), 2192-2201. http://rstb.royalsocietypublishing.or... Music by Poddington Bear: "Tiny Spoons" http://freemusicarchive.org/music/Pod... "Low Jack" http://freemusicarchive.org/music/Pod... "Filaments" http://freemusicarchive.org/music/Pod... Images via Wikimedia Commons: http://commons.wikimedia.org/wiki/Fil... http://en.wikipedia.org/wiki/Western_... http://en.wikipedia.org/wiki/Probosci... http://en.wikipedia.org/wiki/Chimpanz...