O
| Speakers | TED areas | Topics |
|---|---|---|
| Alexis Ohanian | How to make a splash in social media (2009) | |
| Ory Okolloh | ||
| Ngozi Okonjo-Iweala | Ngozi Okonjo-Iweala on doing business in Africa (2007) Ngozi Okonjo-Iweala on aid versus trade (2007) |
|
| Jamie Oliver | Teach every child about food (2010) | |
| Dean Ornish | Dean Ornish on the world's killer diet (2006) | |
| Emily Oster | Emily Oster flips our thinking on AIDS in Africa (2007) | |
| Seyi Oyesola |
Read more about this topic: List Of TED Speakers