IBM now maintains a public index of blogs here. I'll maintain this listing for a while longer just for historical purposes, but I recommend that you refer to their listing from now on. Thanks for dropping by.

Game Tomorrow
   IBMers blog about gaming technology, the Cell processor, etc.

Inside Emerging Technologies Toolkit
   Discussions regarding the ETTK Technologies on alphaWorks

HealthNex
   IBMers and Friends on Networking Healthcare

Information On Demand Blogs
   Discussions on information on demand

Inside Lotus
   Thoughts on Lotus software and the marketplace.

Mainframe
   a collection of opinions from engineers, developers, programmers, users and influencers who share a passion for the past and future of mainframe computing.

Ian Hughes, Andrew Reynolds, Darren Shaw, Rob Smart
   Raising the eight bar

Kareem Yusuf & Robert Sutor
   IBM Executive Blog

Simon Hampel and Matthew Webb
   an unofficial blog for IBM Business Partners in Australia and New Zealand

Diversity In Business
   It's all in the difference...

http://diversity.squarespace.com/