Mini Grey studied sequential design at Brighton University before launching her first picture book, EGG DROP, in 2002. Trained in puppet making, set design, welding and carpentry, Mini’s style has an unconventional flare and instantly recognizable quirkiness.

Mini has written and illustrated picture books including TRACTION MAN IS HERE, TRACTION MAN MEETS TURBO DOG, BISCUIT BEAR, THE PEA AND THE PRINCESS, THE BAD BUNNIES’ MAGIC SHOW (Simon & Schuster) and THE LAST WOLF (Random House). Amongst numerous nominations & prizes, Mini has won the Smarties Book Award and the Kate Greenaway Prize for THE ADVENTURES OF DISH & SPOON. HERMELIN THE DETECTIVE MOUSE (Random House) was longlisted for the Kate Greenaway Medal in 2014. Mini’s has also provided illustrations for titles including MONEY GO-ROUND for Roger McGough (Walker Books), THE BOOK OF NOT ENTIRELY USEFUL ADVICE by A. F. Harrold (Bloomsbury) and worked with OUP in illustrating and relaunching Astrid Lindgren’s classic titles including the PIPPI LONGSTOCKING books.

Mini’s illustrated non-fiction book, THE GREATEST SHOW ON EARTH, that gives children a whistle-stop tour of the earth’s natural history featured as The Times Children’s book of the week, was selected as one of the Top 50 Books Every Child Should Read, as chosen by the National Literacy Trust in association with Good Housekeeping Magazine, and was shortlisted for the UKLA Awards 2023.

Mini’s latest work FRANKENKITTY (Little Tiger), written by Maudie Powell-Tuck, is a hilarious gothic picture book. Published in the US in July 2026 and in the UK in September 2026, FRANKENKITTY is a New York Times #1 Bestseller and featured as Barnes & Noble’s monthly Kid’s Pick, complete with an exclusive B&N edition.