9: Dane Maxwell of the Foundation.io

10: Jason Van Orden of Internet Business Mastery

11: Derek Halpern of Social Triggers

12: Laura Roeder of LKR Social Media

13: Steve Kamb of Nerd Fitness

14: Corbett Barr of Think Traffic

15: Rand Fishkin of SEOmoz

16: Erica Douglas of Whoosh Traffic

17: James Clear of Passive Panda

18: Caleb Wojcik of Pocket Changed