The Social Brain Ben Seymour Wellcome Trust Centre for Neuroimaging ESRC Centre for Economic Learning and Social Evolution.

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Presentation transcript:

The Social Brain Ben Seymour Wellcome Trust Centre for Neuroimaging ESRC Centre for Economic Learning and Social Evolution

Beauty contest game You can select any number between 0 and 100. Whoever selects the number closest to 2/3 of the average of all the players’ numbers is the winner. Winner gets a prize!

Cooperative signals: many eyes are better than two.. Many eyes are better than two

The benefits of teamwork:

To share or not to share?

There’s a snake, honest!

Someone terrible lives here

Do we really need to fight?

Retributivism Consequentialism

empathy

Schadenfreude

Cooperation game with actors Watch each other get electric shocks Record brain activity player 1 player 2 cooperatedefect cooperate10/100/15 defect15/01/1 Empathy for the nice person Schadenfreude for the nasty person

Hunting stags and rabbits

Theory of Mind

Theory of mind Hierarchical value-functions –The brain codes parameters for working out how sophisticated others are first ordersecond orderthird order

Human pro-sociality: Trust and reciprocity. Reputation formation. –is it enough?

The importance of culture

Culture seeds altruism Human culture: learning how to make good decisions from others: Observation Apprenticeship Teaching

Culture seeds altruism Human culture: learning how to make good decisions from others: Observation Apprenticeship Teaching C

Now for the results: Acknowledgements: –Wako Yoshida –Tania Singer –Ray Dolan –Karl Friston –Chris Frith