Bridge Sites
Bidding
Bridgehands.com Have fun learning bridge. There are videos, eMagazine newsletter and Michael Nistler's Blog
Bridge Organization Links
Bridge Magazines
The Bridge World Magazine - Instruction, practice, articles
Miscellaneous
Bridge Base Online - Play online for free and view Championship Tournaments in real time! New, for $1/session play and win ACBL masterpoints
Bridge Winners - A recent (as of 2010) website with articles and commentary from top Bridge Players. Kitty Cooper, a bridge pro and professional web designer is the site author. A "consortium" of professionals put this site together. A major contributor is Gavin Wolpert.
Personal Sites
Chris Clark - Unit 498 website
Karen's (incredible) Bridge Library Well written bridge teaching material - many elements of the game - free
Richard Pavlicek Bidding polls, play contests, quizzes, humor, puzzles, lessons, articles, bidding practice, systems, instant matchpoint games, calculators, duplicate forms, bridge utilities, and more
Thomas Andrews Bridge Fantasia Good SF Bay Area Site
Software
Bridge Baron Website A commercial site for the excellent Bridge Baron Program