The 15th joined meeting of the CIDOC CRM SIG and ISO/TC46/SC4/WG9 took place in Edinburgh, Scotland on July 9-12, 2007. July 9th was devoted to the 10th FRBR - CIDOC CRM Harmonization meeting with representatives of the CIDOC CRM SIG and the IFLA FRBR Review Group. The agenda for July 10-12 comprised changes to the CIDOC CRM to cater for compatibility with FRBRoo.