This are some Links to the artists:

 Issue 1:

Joaclint Istgud: http://joaclintistgud.wordpress.com/

Konstantin R.: http://hrum.deviantart.com/

Miguel A. Marcos: http://www.flickr.com/.
.
Elisa de Castro Guerra: http://www.inkscape-fr.org/

Baz_O_Matic: http://www.thalion-graphics.de/

Renderer: http://www.gimpforum.de/member.php?u=1845

David Trownbridge / Kenneth Hammond: http://flickr.com/photos/