Illya Sekirin is a Ukrainian Canadian who volunteered to fight for Ukraine in 2022 and was trained as a drone operator. In addition to frontline service, he worked as a translator for the Ukrainian General Staff and became an unofficial advisor to several members of the Stavka [Ukrainian High Command], a body chaired by President Volodymyr Zelensky. He advised on multiple operations; on drone strategy and tactics; and authored a paper that informed Zelensky’s decision to create Unmanned Systems Forces as a separate branch of the Armed Forces of Ukraine. Sekirin is more recently the author of Rise of the Machines: Drone Warfare in the Russia-Ukraine War.