The first 12 to 16 weeks of a dog's life are extremely important. Fail to get them out of the kennel and around people by 7-8 weeks and it may well cause them to not relate well to new people. Early neglect can't always be overcome. You could work on some of the confidence building techniques. Will he play tug of war? If so, let him win. Also start obedience training. Your praise for his success in it will help too. The dogs see all the
People and dogs in the household as a pack with each having their own rank in
The pack and a top dog. Life is much easier if the 2 legged pack members
Outrank the 4 legged ones. You can learn to play the role of top dog by
Reading some books or going to a good obedience class. A good obedience class
Or book is about you being top dog, not about rewarding standard commands with
A treat. Start at
http://www.dogsbestfriend.com/. Many people make a big mistake thinking cute little dogs don't need obedience training and end up with a Napoleon.