TED Speakers
Thinkers, doers, idea-generators. These are the speakers who have delivered a talk featured on TED.com, whether at an official TED conference, at one of thousands of independently organized TEDx events, or on another stage altogether.

Levon Biss
Photographer

Mina Bissell
Cancer Researcher

Mark Bittman
Food writer

Knut Ivar Bjørlykhaug
Social worker, writer and environmental activist

BLACK
Yo-yo champion

Black Label Movement
Dance troupe

William Black
Academic

Elizabeth Blackburn
Molecular biologist

Susan Blackmore
Memeticist

Joan Blades
Domestic peace advocate

David Blaine
Illusionist, endurance artist

George Blair-West
Psychiatrist

Yve Blake
Playwright, performer

Sarah-Jayne Blakemore
Cognitive neuroscientist

Johanna Blakley
Media maven

Becky Blanton
Writer

Chris Bliss
Writer

Jocelyne Bloch
Functional neurosurgeon

Barbara Block
Marine biologist

Hans Block
Filmmaker, theater director, musician
David Blood
Sustainable investing leader
Paul Bloom
Human nature decoder
Charles M. Blow
Writer

Andrew Blum
Network author
Christine Blume
Sleep scientist

Kwabena Boahen
Bioengineer

Michael Bodekaer
Entrepreneur
Isabelle Boemeke
Nuclear energy influencer
Liv Boeree
Educator, researcher, podcaster

Dee Boersma
Conservation biologist