From Sydney Writers Festival, two bestselling writers, David Nicholls and Liane Moriarty, reveal what it's like to see their stories go from the page to the screen.

The British writer David Nicholls is best known for his novel One Day, which has been adapted to film and to television.

While Australia's Liane Moriarty has seen every one of her books optioned for the screen and hit the big time with the starry TV adaptation of her novel Big Little Lies.

David and Liane also discuss their latest novels, You Are Here and Here One Moment.