By 
Bill Joy
 | 
TED Stage Talk

What I'm worried about, what I'm excited about

Technologist and futurist Bill Joy talks about several big worries for humanity -- and several big hopes in the fields of health, education and future tech.

Related tags:

business
future
health
science
technology
TED is supported by ads and partners

Watch next

5:28
Luka Seamus Wright
The sharks that hunt in forests
3:35
Jen Gunter
Why healthy bones are about so much more than milk
5:07
Susan M. Reverby
Ugly History: The US syphilis experiment
5:02
Jen Gunter
What really happens to your body during menopause
4:03
Nina G. Jablonski
Why do we have hair in such random places?
4:11
Jen Gunter
Why you shouldn't worry about pooping once a day
4:25
Philip Renaud and Kenneth Kostel
Could you survive the real Twilight Zone?
4:53
Khalil Ramadi
Electronic pills that could transform how we treat disease
4:59
Alex Gendler
The woman who stared at the sun
5:19
Aaron Morris
The future diagnostic lab ... inside your body
5:56
Brittany Young
How dirt bikes and STEM ignite ingenuity in Baltimore
6:24
Katie Mack
The death of the universe -- and what it means for life
4:21
Jen Gunter
Why you don't need 8 glasses of water a day
5:02
Masako Tamaki
Can you be awake and asleep at the same time?
4:32
Marianne Schwarz
What causes migraines?
5:38
Greg Foot
Should you donate your DNA to help cure diseases?
5:06
Amy Hrdina and Jesse Kroll
What's in the air you breathe?
4:43
Sara C. Mednick
How long should your naps be?