عالم التقنية

Bruce Aylward: Humanity vs. Ebola. The winning strategies in a terrifying war

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“Ebola threatens everything that makes us human,” says Bruce Aylward of the World Health Organization. With calm measure, he walks us through how the Ebola epidemic exploded — and how international alarm only fed the exponential growth of the problem. He shares four strategies critical to beating Ebola — and how they are succeeding, starting in Lofa County, Liberia, which was at the center of the outbreak but where no new case has been registered in weeks. The fight against Ebola is not won, he underscores, but if we do things right, we can look optimistically at our ability to fight back against epidemics.... Read More

Rodney Mullen: Pop an ollie and innovate!

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The last thing Rodney Mullen, the godfather of street skating, wanted were competitive victories. In this exuberant talk he shares his love of the open skateboarding community and how the unique environments it plays in drive the creation of new tricks — fostering prolific ingenuity purely for passion’s sake. (Filmed at TEDxUSC.)... Read More

Zeynep Tufekci: How the Internet has made social change easy to organize, hard to win

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Today the speed at which we spread information is so fast that a single email can launch a worldwide awareness campaign, as with the Occupy movement. Yet as techno-sociologist Zeynep Tufekci seeks to show, the ease of social media can actually hurt social change in the long run. From Gezi to the Arab Spring to Ukraine to Hong Kong, she shows how today’s movements can miss out on the benefits of doing things the hard (and slow) way.... Read More

Khadija Gbla: My mother’s strange definition of empowerment

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Khadija Gbla grew up caught between two definitions of what it means to be an “empowered woman.” While her Sierra Leonean mother thought that circumsizing her — and thus stifling her sexual urges — was the ultimate form of empowerment, her culture as a teenager in Australia told her that she deserved pleasure and that what happened to her was called “female genital mutilation.” In a candid and funny talk, she shares what it was like to make her way in a “clitoris-centric society,” and how she works to make sure other women don’t have to figure this out. (Warning: This talk contains hard-to-hear details.)... Read More