Here are links to other artists and some sites with amazing artwork.

audrey kawasaki
stuntkid
popmhan
joe slucher
cgtalk  -the world's largest online forum for digital artists
jason shogreen
notcot.org -a community of creatives, design lovers, and trendsetters
hydro74
brandon showers
Hi Frutose Magazine - culture art magazine
Jennifer Gergen
Armand Huerta
digitalthread -elite hub of graphic design links for the global design community
designfruit - photoshop brushes and design goods
The Raster Group
Letterhead Fonts- Rare and unique typefaces for artist