1. Learn more about Badgestack (www.badgestack.com). Sign up to stay informed either via RSS or e-mail ( www.badgestackproject.org).If you work for an organization that could implement badges, request a free demo. 
2. Subscribe to Planet OpenBadges for regular posts about everything the team is up to.
3. Subscribe to Erin Knight: http://erinknight.com/ She works on the Badge Project for Mozilla.
4. Subscribe to the Scoop.it Badges page curated by the DML Competition: http://www.scoop.it/t/badges-for-lifelong-learning
5. Susbcribe to Audrey Watters, http://hackeducation.com/, a technology journalist. 
6. Follow @openbadges on Twitter.
7. Build up your Social Media Badges Personal Learning Network. For a place to start, check out my list on Twitter: https://twitter.com/#!/leahmacvie/badges
8. Join the weekly conference call on badges: https://openbadges.etherpad.mozilla.org/openbadges-community?
9. Open Badger (Go Mozilla!): https://github.com/mozilla/OpenBadger/wiki

Have you found any other badge-experts out there on the Web?