Well-known designer Paul Costelloe discusses his relationship with the late Diana, Princess of Wales, his ongoing ambition as he approaches his 80th birthday this summer and turns the tables when he asks Sean a burning question.

One-to-one conversations between Sean O'Rourke and well-known individuals. Featured guests are prominent in public service, culture, sport and business and these long-form conversations explore their motivations, achievements and regrets; in short, what made them the people they are.

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