Carl Sinclair is a New Zealand–born author best known for co-authoring the sci-fi novel Sixth Cycle, first published a decade ago. After its release, he returned to the business world, building a successful career in data and analytics. A recent health scare prompted him to take a hiatus, and during his recovery, he has turned his focus back to writing. Carl now lives in sunny Sydney with his fiancée Katie and their dog, Loki.