It's official. Simone as writer, Byrne as penciller on Action Comics:
http://www.newsarama.com/DC/Superman/Ac ... _Byrne.htm
For Byrne's most recent renditions of Superman in the JLA and SUPERMAN : TRUE BRIT, check out the complete pencils to those stories in the link below:
http://jbgallery.ourbunch.net/pencilscans.html
Also, much of his work you will find in Byrne's online gallery of pencil scans has been drawn at his usual rate of around 2 or 3 pages a day, the same pace that will allow him to keep up with three monthly books (DOOM PATROL and BLOOD OF THE DEMON)
Gail Simone and John Byrne on Action Comics
Gail Simone and John Byrne on Action Comics
For the complete pencils to every issue of Doom Patrol:
http://jbgallery.ourbunch.net/pencilscans.html
http://jbgallery.ourbunch.net/pencilscans.html