Andrew Mayne is the Amazon Charts and Wall Street Journal bestselling author of The Girl Beneath the Sea, Black Coral, Sea Storm, and Sea Castle in his Underwater Investigation Unit series; The Final Equinox and Mastermind in the Theo Cray and Jessica Blackwood series; The Naturalist, Looking Glass, Murder Theory, and Dark Pattern in the Theo Cray series; and Angel Killer, Name of the Devil, and the Edgar Award-nominated Black Fall in his Jessica Blackwood series. He was the star of A&E's Don't Trust Andrew Mayne and swam with great white sharks using an underwater stealth suit he designed for the Shark Week special Andrew Mayne: Ghost Diver. He worked on creative applications for artificial intelligence and served as the science communicator for OpenAI, the creators of ChatGPT. He now serves as CEO of Interdimensional.ai. For more information, visit www.andrewmayne.com or find him @AndrewMayne.