Adam Kay is a BAFTA-winning author, TV writer, comedian and former junior doctor. His first book, This is Going to Hurt, spent over a year at number one in the Sunday Times bestseller list, was translated into 37 languages, won ten national awards, and sold over three million copies. His subsequent adult nonfiction books, Twas the Nightshift Before Christmas and Undoctored were also Sunday Times number one bestsellers. He edited Dear NHS: 100 Stories to Say Thank You, raising over £600,000 for charity. He is also one of the country's bestselling children's authors, with books including Kay's Anatomy (the fastest selling kids' non-fiction book of the decade), Kay's Marvellous Medicine, Kay's Brilliant Brains, Kay's Incredible Inventions and picture book Amy Gets Eaten (winner of The Week Junior Picture Book of the Year). His books have sold over five million copies in total. His first novel, A Particularly Nasty Case publishes in August 2025.

As a live performer, Adam has sold-out numerous West End seasons and international tours. His tour of This is Going to Hurt was attended by over 350,000 people and Undoctored was the bestselling show of the 2023 Edinburgh Fringe.

Adam's awards for TV writing include BAFTA and Writers Guild awards for adapting This is Going to Hurt for the BBC and AMC. He is very proud to be a patron of The Lullaby Trust, Oxfordshire Mind, The Laura Hyde Foundation and Doctors in Distress, where he founded the National Memorial Tree Planting Campaign for healthcare workers who have lost their lives by suicide.