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Unintended consequences

915,939 views | Edward Tenner • TED2011

Every new invention changes the world -- in ways both intentional and unexpected. Historian Edward Tenner tells stories that illustrate the under-appreciated gap between our ability to innovate and our ability to foresee the consequences.

Every new invention changes the world -- in ways both intentional and unexpected. Historian Edward Tenner tells stories that illustrate the under-appreciated gap between our ability to innovate and our ability to foresee the consequences.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

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Edward Tenner

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Edward Tenner is an independent writer, speaker and editor who analyzes the cultural aspects of technological change.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.