You may also contact the ASCEND developers individually or via Sourceforge. Note: please include your email address if using their online form.
See also the pages in this Wiki.
If you find a bug in ASCEND, please report it in our bug tracker.
For people interested in participating in the development of ASCEND, there is a closed mailing list which we are happy to add people to. The consensus of the group is that this mailing list should not be publicly searchable at present, however.