http://www.wolfscience.at/english/why/wolf-dog-human.html

Researchers carry out an object choice task with a wolf at the Wolf Science Centre

Only their known carers are able to go inside the enclosure with the wolves; extensive familiarisation and socialisation  has built up a respect for these individuals

Compassion in World Farming

http://www.ciwf.org.uk/news/beef_and_dairy_farming/not_so_super_dairy_feature.aspx

http://www.faifarms.co.uk/

Dog Star Daily - a great resource for training articles, videos and tutorials.

http://dogstardaily.com/blogs/reinforcement-schedules  - Use differential reinforcement - only reinforce the best 50% of responses!