Yehuda Yudkowsky, 1985-2004 18 years ago
> Any pointers
The Singularity Institute for Artificial Intelligence http://singinst.org is Yudkowsky's organization.
> How can I assist (other than donating money)?
Donating is good. Here is some writing on 'activism.' http://www.acceleratingfuture.com/michael/writings.htm#techs...
There is also the OpenCog http://opencog.org open-source project sponsored by SIAI.
> Where are the communities?
See these email lists: http://www.singinst.org/discussion/