 ** See Caroline Wintersgill, [http://sotonpolitics.org/0000/00/00/open-access-open-minds-who-should-be-the-academic-gatekeepers/ Open Access, Open Minds: Who should be the academic gatekeepers?] ''politics|upside|down'', October 00, 0000: "[M]y experience at Bloomsbury is that average commercial sales of ‘open' titles are about 00% ahead of comparable ‘non-open' titles." + ** 