Are TED talks scripted?

Related questions

1. Where are TED talks?
2. How did Ted talks start?
3. Do TED talks have a time limit?
4. How long does it take to prepare for a TED talk?
5. Is Ted talk credible?
6. Will Stephen TED talk?
7. How does Ted Talk make money?
8. How long is the average TED talk?
9. What makes a good TED talk?
10. What is a TED Talk considered?

Tags

1. #talks
2. #business
3. #speeches
4. #months
5. #presenters
6. #carefully
7. #style
8. #often
9. #people
10. #famously
11. #deliver
12. #contrast
13. #rehearsed
14. #susan
15. #their
16. #scripted
17. #memory
18. #delivered
19. #notes
20. #spontaneous
21. #think
22. #without