At the OpenEd Conference in 2013, Nicole Allen and David Wiley challenged the OER community to save students one billion dollars. Five years later, SPARC have collected a significant amount of data in order to answer the question of whether or not that goal has been achieved. You can read more about the data collection methodology and their ongoing work on this question here. SPARC have made the data available under a CC0 license and you can download them here. David Wiley's report is available here.
Read from the Guardian, Scientific publishing is a rip-off. We fund the research – it should be free
Here are Peter Suber's Thoughts on Plan S
From Science Europe, read cOAlition S: Making Open Access a reality by 2020: A declaration of commitment by public research funders. Also read the SPARC article, New coalition of European funders join together to place unprecedented mandate on researchers to publish OA.
The OER Champion Playbook is a living document offering ideas for advocating OER adoption.
Read The fabrication that is over from Half an Hour.
Contact North/Contact Nord has released Ten facts about Open Educational Resources (OER)
