Authorities

Topical authorities are sites which are well trusted and well cited by experts within their topical community. A topical authority is a page which is referenced from many topical experts and "hub sites". A topical hub is page which references many authorities.

Example potential topical authorities:

• the largest brands in your field
• the top blogger talking about your subject
• the Wikipedia or DMOZ page about your topic

See also:

• Jon Klienberg's home page
• Hypersearching the Web