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TED-Ed

Why are some people left-handed? - Daniel M. Abrams

10,818,279 Views

37,120 Questions Answered

TEDEd Animation

Let’s Begin…

Today, about one-tenth of the world’s population are southpaws. Why are such a small proportion of people left-handed -- and why does the trait exist in the first place? Daniel M. Abrams investigates how the uneven ratio of lefties and righties gives insight into a balance between competitive and cooperative pressures on human evolution.

Watch the video and finish the Think section to complete the lesson.


About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

Educator
Daniel M. Abrams
Director
Lisa LaBracio
Animation Artist
Krystal Downs
Sound Designer
Michael Dow
Script Editor
Alex Gendler
Narrator
Addison Anderson

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