I periodically submit updates to various Wikipedia pages, usually around software process as that is my professional focus, particularly when I run into pages that could be fleshed out better.
I have a passion for 8-bit Atari computers and I am actively researching the history of the 8-bit Atari platform. I find these pages on Wikipedia to be really solid.
In my recent book Choose Your WoW! I used Wikipedia pages as references for a 100+ software development practices. In the book I asked people to get active in updating Wikipedia pages as many of them really could be expanded upon.
My Personal Page edit
There is personal information about me at Scott Ambler.
Potential Conflicts of Interest edit
Because I have been either the creator or a co-creator of the following methods/toolkits I have declared conflicts of interest on the following pages: