, 71 (30%) of its journals were indexed in the Science Citation Index Expanded, with a further 107 (46%) journals indexed in the Emerging Sources Citation Index. The company has its headquarters in London, an office in Cairo and a virtual office address in New York City. Since 2007, all of Hindawi's journals have been open access and published under a Creative Commons Attribution License (CC-BY). It is a founding member of the Open Access Scholarly Publishers Association, a participating publisher and supporter of the Initiative for Open Citations, and a member of the Committee on Publication Ethics (COPE).