I have added two "must read" items to the links menu:
If you do not have much time on your hands and want to be selective about what you read, and want to learn what web 2.0 is, I suggest these two resources.
So much stuff on Information Management, Content Management, Information Technology, Data Management, Records Management, Library Management... But how does it all come together? Where to find an "Information Management Body of Knowledge"? (IMBOK)