It appears that they hire freelance editors too. As of the date of this posting they are currently accepting CV's.
I'm not really sure where the above posts started, but I'll throw my hat into the ring!
I'm a biomedical science writer (for The Scientist, Biocompare, Drug Discovery Today, Genetic Engineering News, BioMedNet, WhyBiotech.com, ...), and I'm offering my services to help scientists get their papers into publishable shape!
I don't want to post my email address online, so please contact me through my photography website (yes, I'm also a professional photographer): www.joshproberts.com