Here are some links to other reputable breeders, friends of mine, who's sites may help you get more information about Border Collies.

Australia:

Devondene Border Collies
Korella Border Collies
Nakiva Border Collies
Winpara Border Collies

Europe:

Allymoon Border Collies - ITALY
Border Inn Border Collies - BELGIUM
Kuhaylans Border Collies - GERMANY
Maliway Border Collies - DENMARK
Pikkupaimenen Border Collies - FINLAND
Sequoyah Border Collies - DENMARK

Other:

Bellaclan Border Collies - CANADA

United Kingdom:

Miraje Border Collies

United States:

Aspenkeep Border Collies
Bayshore Border Collies
Bluechip Border Collies
Bosier's Border Collies
Companion Kennels
Emerald Border Collies
Jayden Border Collies
Kesca Border Collies
Noteworthy Border Collies
Sporting Fields Border Collies

Check out these links for more information on Border Collies...

You will find that the Border Collie world is full of people with widely varying opinions, and differences sometimes get rather heated - I would advise that you take everyone's viewpoint with good humor and a grain of salt...what matters most to all of us is the welfare of our Borders.

Anadune Border Collie Database
American Kennel Club
Border Collie DNA Results Site
National Border Collie Council - Australia
Border Collie Club of Victoria
Border Collie Club of Great Britain
United States Border Collie Club