Jac_Schaeffer.jpg: Saskia Batugowski from Ixelles derivative work: RanZag (talk) · CC BY 2.0

Jac Schaeffer wrote and directed her 2009 feature debut TiMER before becoming a key architect of the Marvel Cinematic Universe's expansion into television, creating the Disney+ series WandaVision and Agatha All Along and co-writing the story for the film Black Widow. Her work helped define how a major film franchise could move into serialized, character-driven television.