Please use the mailing list (gtkmm-list@gnome.org) instead of emailing developers directly.
See the ChangeLog for up-to-date information.

Murray Cumming <murrayc@usa.net>
Daniel Elstner <daniel.elstner@gmx.net>

Some former contributors:

Karl Nelson <kenelson@ece.ucdavis.edu>
Tero Pulkkinen <terop@modeemi.cs.tut.fi>
Elliot Lee <sopwith@redhat.com>
Phil Dawes <P.L.Dawes-CSSE94@cs.bham.ac.uk>
Erik Andersen <andersee@debian.org>
Bibek Sahu <scorpio@dodds.net>
Mirko Streckenbach 
Havoc Pennington <hp@pobox.com>
Guillaume Laurent <glaurent@telegraph-road.org>
Todd Dukes <tdukes@ibmoto.com>
Peter Lerner <peter.lerner@bnbt.de>
Herbert Valerio Riedel <hvr@gnu.org>