The Karma system is currently undergoing maintenance (Monday, January 29, 2018).
The maintenance period has been extended to 8PM EST.

Karma Credits will not be available for redeeming during maintenance.

Note added Feb 2017: As a result of defamation charges, Mr Beall has decided to withdraw and "unpublish" his entire blog. We remind readers that in one of his blogposts Beall characterizes the JMIR model "as a model for Open Access Publishers" pointing out that JMIR now publishes a range of sister journals (which contained some factual inaccuracies), but JMIR Publications was never on his (now "unpublished") blacklist of "predatory" publishers (archived here). Much of our previous remarks in response to his blog post are now summarized in our FAQ, see