"Destination z" is a community consisting of Systems z users, educators, business partners and IBMers. Destination z is intended to spread the word on the latest on System z technology, trends and resources.
There are lots of good links, and sources of information. Membership in Destination z is open to System z customers, IBMers, IBM business partners and qualifying academic institutions (educators and students).
To join go to: www.destinationz.org/join