Every day, we're surrounded by images of other people. Highly curated portfolios featuring the best snapshots of lives being lived. How does being bombarded with these images ultimately shape how we see ourselves? Artist Christina Balch wants to change the appearance we choose to celebrate, by taking a selfie every day at the ugliest possible ti...

University student Ione Wells is the founder of the international #NotGuilty campaign against sexual violence and misdirected victim blaming.

Stefana Broadbent watches us while we communicate, work and go about our daily lives. She is one of a new class of ethnographers who study the way our social habits and relationships function and mutate in the digital age.

The disastrous earthquake in Haiti taught humanitarian groups an unexpected lesson: the power of mobile devices to coordinate, inform and guide relief efforts. At TEDxRC2, Paul Conneally shows extraordinary examples of social media and other technologies becoming central to humanitarian aid.

Does what you share online reveal more than you think? Discover what your personal data says about you with these insightful talks.

Michael Anti (Zhao Jing), a key figure in China's new journalism, explores the growing power of the Chinese internet.

The co-host of TEDxMidAtlantic, Dave Troy is a serial entrepreneur and a data-viz fan.

Social psychologist Thomas Curran explores how the pressure to be perfect -- in our social media feeds, in school, at work -- is driving a rise in mental illness, especially among young people. Learn more about the causes of this phenomenon and how we can create a culture that celebrates the joys of imperfection.

Twitter's Head of Safety, Del Harvey, shares what she's learned about protecting users' privacy on a platform where activity grows by the billions every two days. Through her funny and insightful anecdotes, she paints a picture of what it's like to oversee a community where a one-in-a-million chance is pretty good odds.

The days are past (if they ever existed) when a person, company or brand could tightly control their reputation -- online chatter and spin mean that if you're relevant, there's a constant, free-form conversation happening about you that you have no control over. Tim Leberecht offers three big ideas about accepting that loss of control, even desi...

As Publisher of BuzzFeed, Dao Nguyen thinks about how media spreads online and the technology and data that publishers can use to understand why.

Kevin Allocca is YouTube's Head of Culture & Trends, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral.