Here are the latest rankings from MMA HQ.net:
HEAVYWEIGHT
1. Fedor Emelianenko
2. Randy Couture
3. Antonio Rodrigo Nogueira
4. Josh Barnett
5. Tim Sylvia
6. Gabriel Gonzaga
7. Andrei Arlovski
8. Mirko Filipovic
9. Aleksander Emelianenko
10. Cheick Kongo
LIGHT HEAVYWEIGHT
1. Quinton Jackson
2. Dan Henderson
3. Wanderlei Silva
4. Mauricio Rua
5. Forrest Griffin
6. Thierry Sokoudjou
7. Keith Jardine
8. Ryoto Machida
9. Chuck Liddell
10. Ricardo Arona
…
