authors, contributors, etc.
listed in alphabetical order, but not a complete list

Geert Bevin
Nicholas Carpaski    <carpaski@gentoo.org>
Mike Frysinger       <vapier@gentoo.org>
Ned Lud              <solar@gentoo.org>
Brian Harring        <ferringb@gentoo.org>
Brad House           <brad@mainstreetsoftworks.com
Martin Schlemmer     <azarah@gentoo.org>
Jason Stubbs         <jstubbs@gentoo.org>

Additional code from InstallWatch (not sure if it's still in use)
Pancrazio `Ezio' de Mauro <p@demauro.net>