The 3 pounds of jelly in our skulls allow us to reflect on our own consciousness -- and to make counterintuitive, irrational decisions. These talks explore why.
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| 1 |
Beware conflicts of interest
05:35
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In this short talk, psychologist Dan Ariely tells two personal stories that explore scientific conflict of interest: How the pursuit of knowledge and insight can be affected, consciously or not, by shortsighted personal goals. When we're thinking about the big questions, he reminds us, let's be aware of our all-too-human brains.
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| 2 |
Dan Ariely asks, Are we in control of our own decisions?
17:26
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Behavioral economist Dan Ariely, the author of Predictably Irrational, uses classic visual illusions and his own counterintuitive (and sometimes shocking) research findings to show how we're not as rational as we think when we make decisions.
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| 3 |
How stats fool juries
22:06
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Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics -- and the devastating impact these errors can have on the outcome of criminal trials.
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| 4 |
Sheena Iyengar on the art of choosing
24:08
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Sheena Iyengar studies how we make choices -- and how we feel about the choices we make. At TEDGlobal, she talks about both trivial choices (Coke v. Pepsi) and profound ones, and shares her groundbreaking research that has uncovered some surprising attitudes about our decisions.
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| 5 |
The mysterious workings of the adolescent brain
14:26
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Why do teenagers seem so much more impulsive, so much less self-aware than grown-ups? Cognitive neuroscientist Sarah-Jayne Blakemore compares the prefrontal cortex in adolescents to that of adults, to show us how typically “teenage” behavior is caused by the growing and developing brain.
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| 6 |
The optimism bias
17:40
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Are we born to be optimistic, rather than realistic? Tali Sharot shares new research that suggests our brains are wired to look on the bright side -- and how that can be both dangerous and beneficial.
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| 7 |
The paradox of choice
20:22
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Psychologist Barry Schwartz takes aim at a central tenet of western societies: freedom of choice. In Schwartz's estimation, choice has made us not freer but more paralyzed, not happier but more dissatisfied.
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| 8 |
The riddle of experience vs. memory
20:36
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Using examples from vacations to colonoscopies, Nobel laureate and founder of behavioral economics Daniel Kahneman reveals how our "experiencing selves" and our "remembering selves" perceive happiness differently. This new insight has profound implications for economics, public policy -- and our own self-awareness.
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| 9 |
Why people believe weird things
14:11
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Why do people see the Virgin Mary on a cheese sandwich or hear demonic lyrics in "Stairway to Heaven"? Using video and music, skeptic Michael Shermer shows how we convince ourselves to believe -- and overlook the facts.
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