In a surprising turn of events, Amazon MGM Studios' adaptation of the bestselling novel 'Fourth Wing' has lost its original showrunner, Moira Walley-Beckett. Known for her work on Netflix's 'Anne with an E' and as a writer on the critically accla ... Sources: https://www.thewrap.com/fourth-wing-amazon-showrunner-jac-schaeffer/ https://variety.com/2025/tv/news/fourth-wing-tv-series-showrunner-exits-moira-walley-beckett-1236445402/ https://deadline.com/2025/07/fourth-wing-jac-schaeffer-showrunner-amazon-series-deal-1236446925/