The subject of the contract is to perform a feasibility and impact analysis for European legal/policy initiatives that aim at a unified and interoperable AAA infrastructure. The overall objective is to facilitate access to data and information resources and to achieve better integration of scientific data infrastructures. The study should provide a report of the state-of-the-art in Member States and worldwide on the usage of AAA systems in the realm of research and education. By means of a detailed SWOT analysis the study should identify technical, organisational, regulatory and legal obstacles to pan-European AAA platforms and services adapted to scientific information and propose solutions to them. It should also provide recommendations for policy, legislative or regulatory actions at European and Member State level.