Were you the favorite child, the wild child or the middle child? Jeffrey Kluger explores the profound life-long bond between brothers and sisters, and the influence of birth order, favoritism and sibling rivalry.

Orphanages are costly and can cause irreparable damage both mentally and physically for its charges -- so why are they still so ubiquitous? Georgette Mulheir gravely describes the tragedy of orphanages and urges us to end our reliance on them, by finding alternate ways of supporting children in need.

Anna Malaika Tubbs is a multidisciplinary expert on current and historical understandings of race, gender and equity.

What convinced British citizens to send in their taxes on time? And what resulted in San Diego residents reducing their energy consumption? Learning that their neighbors were doing it. Behavioral psychologist Wendy De La Rosa shares the surprising power of our peers and how we can use it to improve our financial habits.

Nostalgia was once considered an illness confined to specific groups of people. Today, people all over the world report experiencing and enjoying nostalgia. But how does nostalgia work? And is it healthy? Clay Routledge details the way our understanding of nostalgia has changed since the term was first coined in the late 17th century. [Directed ...

Danielle Allen is an expert on the intersection of ethics and democracy.

During the 1600's, the exotic tulip became a nationwide sensation; some single bulbs even sold for ten times the yearly salary of a skilled craftsman. Suddenly, though, the demand completely plummeted, leaving the tulip market in a depression. What happened? Prateek Singh explains the peak of a business cycle, commonly referred to as a mania. [D...

Jia Jiang adventures boldly into a territory so many of us fear: rejection. By seeking out rejection for 100 days -- from asking a stranger to borrow $100 to requesting a "burger refill" at a restaurant -- Jiang desensitized himself to the pain and shame that rejection often brings and, in the process, discovered that simply asking for what you ...

Michèle Lamont studies group boundaries to understand how we can all do better at all our relationships.

Chetan Bhatt teaches and writes about the numerous dangers human rights face today from resurgent Far Right movements.

About 10,000 years ago, hunter-gatherers, aided by rudimentary agriculture, moved to semi-permanent villages and never looked back. With further developments came food surpluses, leading to commerce, specialization and, many years later with the Industrial Revolution, the modern city. Vance Kite plots our urban past and how we can expect future ...

Victor Rios seeks to uncover how to best support the lives of young people who experience poverty, stigma and social exclusion.

Can an algorithm forecast the site of the next riot? In this accessible talk, mathematician Hannah Fry shows how complex social behavior can be analyzed and perhaps predicted through analogies to natural phenomena, like the patterns of a leopard's spots or the distribution of predators and prey in the wild.

What does a disgusting image have to do with how you vote? Equipped with surveys and experiments, psychologist David Pizarro demonstrates a correlation between your sensitivity to disgusting cues -- a photo of feces, an unpleasant odor -- and your own moral or political conservatism.

Kevin Bales is the co-founder of Free the Slaves, whose mission is to end all forms of human slavery within the next 25 years. He's the author of "Ending Slavery: How We Free Today's Slaves."

Ayah Bdeir is an engineer and artist, and is the founder of littleBits and karaj, an experimental art, architecture and technology lab in Beirut.

Roman Krznaric writes about the power of ideas to change society.

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.

Sociologist and philosopher Renata Salecl scrutinizes our individual and societal neuroses, and suggests ways out of our current paralysis.

Christine Carter teaches high-achievers how to craft sustainable lives as leaders.

Slavery has occurred in many forms throughout the world, but the Atlantic slave trade -- which forcibly brought more than 10 million Africans to the Americas -- stands out for both its global scale and its lasting legacy. Anthony Hazard discusses the historical, economic and personal impact of this massive historical injustice. [Directed by NEIG...

(NOTE: Research and statements in this talk have been challenged by other scientists working in this field. Please read "Criticisms & Updates" below for more details.) What drives our desire to behave morally? Neuroeconomist Paul Zak shows why he believes oxytocin (he calls it "the moral molecule") is responsible for trust, empathy and other...

Did you know that you're 30 times more likely to laugh if you're with somebody else than if you're alone? Cognitive neuroscientist Sophie Scott shares this and other surprising facts about laughter in this fast-paced, action-packed and, yes, hilarious dash through the science of cracking up.

About 60 million people around the globe have been forced to leave their homes to escape war, violence and persecution. The majority have become Internally Displaced Persons, meaning they fled their homes but are still in their own countries. Others, referred to as refugees, sought shelter outside their own country. But what does that term reall...

Noreena Hertz looks at global culture -- financial and otherwise -- using an approach that combines traditional economic analysis with foreign policy trends, psychology, behavioural economics, anthropology, history and sociology.

As a direct descendant of Chief Redheart in the Nez Perce Tribe of Idaho, Tai Simpson takes great pride in serving her community as an organizer, activist and advocate.

Robb Willer's political research has investigated various topics, including economic inequality, racial prejudice, masculine overcompensation and Americans' views of climate change.

About this event: Don’t miss our inaugural TEDx event to watch three curated, pre-recorded TED talks and then share your own inspirations. Participate in lively discussion with hosts John Tenuto and Maria Jose Tenuto, instructors of sociology at College of Lake County.

Reuben Jonathan Miller is a sociologist, criminologist and social worker whose work centers on race, democracy and the social life of the city.

About this event: What is happening right now? How to deal with the changing world? What is your life like in the future? Our TEDx talks include Technology, Sociology, Economics and Education. Questions above will be answered at TEDxYouth@JXSDFZ. November 20th, we are waiting for you.