Paul Cullen, former Irish Times Health Correspondent, talks to Matt about Outsider, his memoir that charts his recovery from injuries sustained in a fall off a mountain in Germany and his search for his biological parents.

While he had always known he was adopted, that fall was the propulsion for Paul's search to find out what had happened to him in his early years, and where and how he had spent the first few years of his life.

To catch the full conversation, press the 'play' button on this page.