You can contact me by email
In the UK, most of my books are published by Andersen Press, and they will forward letters to me:
Josh Lacey c/o Andersen Press, Publicity Department, 20 Vauxhall Bridge Road, London SW1V 2SA
In the USA, and other countries around the world, my books are published by many different publishers, but any of them will forward letters to me. You will find the publisher’s address in the front of the book.