They aren’t free (unless you are a blind or low-vision visitor). I created these to be a nice perk for my best customers, who have bought a bundle of all my e-books, the e-boxed set.
This is the MICROBLOG: small posts about interesting stuff that comes up while I’m updating & upgrading dozens of featured articles on PainScience.com. Follow along on Twitter, Facebook, or RSS. Sorry, no email subscription option at this time, but it’s in the works.