Felicity Lewis: National Explainer editor for the Sydney Morning Herald and the Age answers big questions in new book - The Sunday Session with Francesca Rudkin

Everyone loves a good explainer - and one author has taken it upon herself to investigate some of life's greatest mysteries in a new book.

In Why Do People Queue for Brunch?, National Explainer editor Felicity Lewis explores some of life's curliest questions - including undiscovered ocean treasures and who can claim the moon.

She says she hoped to take readers on a literary journey - and the books is packed with stories as well as explanations.

"We thought it would be a really good service to readers to provide some context and some background."

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