I love the pic of the "family.." Leeloo and Ruby are both adorable. I am brand new to the site myself and hope to learn alot about these wonderful creatures.. Welcome to you and the furkids. Deb
Most people incorrectly use the terms dominant and dominance with regard to dogs. Here is a good blog post by Dr. Sophia Yin on the topic.
http://drsophiayin.com/blog/entry/dominance_in_dogs_is_not_a_personality_trait