John Ternus will succeed Tim Cook as Apple's chief executive officer on September 1, 2024, after 25 years at the company. ^[1] Tim Cook will transition from CEO to the role of executive chairman following his departure. ^[2] John Ternus succeeded Tim Cook as Apple's CEO on Tuesday. ^[3] John Ternus has been appointed as the new CEO of Apple, succeeding Tim Cook after a 15-year tenure at the helm. ^[4] John Ternus, the senior vice president of hardware engineering at Apple, has been appointed as the new CEO of the company. ^[5] Ila Kumar, a researcher at MIT's Lifelong Kindergarten group, believes that meaningful innovation emerges when the people who stand to benefit from a technology help create it from the very beginning. ^[6] Apple faces challenges including geopolitical uncertainty, supply-chain pressures, rising component costs, and the need to compete aggressively in artificial intelligence. ^[7] In his first day as executive director, John Ternus thanked the staff for their messages and highlighted the role of Cook during the transition. ^[8] Tim Cook sent his final note to employees on Monday as CEO, expressing confidence in Ternus's leadership and stating he would miss his work at the front of Apple. ^[9] With Ternus at the helm, Apple will be led for the first time since Steve Jobs by an executive whose career is primarily rooted in engineering and hardware development. ^[10] Fortune reported that Tim Cook expressed full confidence in John Ternus's ability to lead Apple into its next chapter in a final memo to employees. ^[11] John Ternus told University of Pennsylvania engineering graduates in 2024 that the key mindset hack is to always assume you are as smart as anyone else but never assume you know as much as they do. ^[12]