He also wrote an article for the RNLA magazine titled, "Clever and Contemptuous: A Review of ACORN's Targeted Voter Registration Drives," which identifies ACORN as an "international criminal enterprise."
He was still blogging for the RNLA as of June, but is not listed on this year's IRS filings.
At Big Government, he blogs about election issues like the Franken-Coleman recount (the RNLA worked on Coleman's side during the recount) and unions' political spending.
Reached at Citizens United, Berg said he could not immediately comment on his work for RNLA.
(This post has been edited since it was originally published.)