Here are some of our favorite links - 

Behavior and Training:

http://clickertraining.com/

http://www.dogstardaily.com/

https://positively.com/

http://www.sue-eh.ca/page24/page26/

Food and Nutrition: 

http://www.dogfoodadvisor.com/

Education:

 http://www.whole-dog-journal.com/

http://dogaware.com/

http://www.liamjperkfoundation.org

http://stopthe77.com/

https://www.tawzerdog.com/

http://www.dogwise.com/

Professional Organizations:

https://apdt.com/

http://www.ibpsa.com/