His music combines elements of bluegrass, folk, alternative rock, reggae, electronica/dance, jazz, funk, and other assorted genres.
He has performed under the name K-DUB, though there appear to be no official releases under that name.
He is often described as the Jam-Man (a 'one-man jam-band') due to his frequent use of live phrase looping with multiple instruments.
Read more about Keller Williams on Last.fm. User-contributed text is available under the Creative Commons By-SA License and may also be available under the GNU FDL.