I am the moderator of the tcsh mailing lists and have been tweaking tcsh every so often. I am also maintaining this web site for the tcsh user community. If you have any questions about the site please e-mail me.
For questions about tcsh and its use a good place to start is the FAQ.
To see what else I'm working on (or playing with), see my home page at http://kimmo.suominen.com/.