If you are reading this you likely have an interest in helping out this great community effort. We need help in all the areas listed below. So please, pitch in and help us we need your help to make it happen.
If you feel like you don't have the experience or knowledge to contribute on the development side, there are many other ways to help out:
Researchers - Proof of how it really was in that timeframe of warcraft.
Testers - Active testers to test new bug fixes and report back issues.
Bug reporters - Testing out any world content and reporting issues.
Forum helpers - Someone knowledgable to help answer questions.
Documentors - Expanding the wiki's/tutorials/guides.
Translators - Translate the documentation into their native language.
Database dev - Working with sql to further the databases.
Scripters - Working with the core to further the project.
If you are familiar with any of the technologies we use, you can (and possibly should) help contribute to this amazing project !!