Felicity Lewis has been in journalism since the mid-'90s, including a couple of years in London, working in various roles as a reporter and producer and winning several team awards, including a Walkley, as multimedia editor at?The Age?and?The Sydney Morning Herald. She has been the national explainer editor?since Explainers were launched at the end of 2018.

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• 1 What's a rogue wave?2 Where did budgie smugglers come from?3 Does handwriting still matter?4 Is the Moon for sale?5 What's pickleball?6 Why is public speaking so scary?7 What's Diwali?8 What's vertigo?9 Why do people queue for brunch?10 What's it like to have Tourette's?11 Can we learn the art of conversation?12 Why is cancer so hard to cure?13 Could we ever journey to the centre of the Earth?14 What happens in an autopsy?15 How do you build a great sandcastle?16 When will we reach 'peak' population?17 Why do honey bees do a 'waggle dance'?18 Why are tiny microchips at the centre of a global tussle?19 What's a narcissist?20 What treasures lie deep beneath the sea?21 What can our teeth reveal about us?22 How does a person get lost and found?23 Why do we need a new word for retirement?24 What makes car crashes so deadly?25 What is a gifted child?26 How do you make the right decisions in life?