Royal Irish Academy (RIA) | 8,584 followers on LinkedIn. Ireland's learned society - sciences, humanities and social sciences. Reg Charity No 20003524 - Reg Revenue no CHY2795 | The Royal Irish Academy, established in 1785, serves as an all-island learned society, recognising academic achievement and contributing expertise to enhance the public good. Who are we? • The RIA Library preserves a unique collection of medieval Irish manuscripts, national treasures and substantial holdings of later and contemporary materials and make these accessible through digital initiatives where possible