Claudia Brush Kidwell was a prominent costume historian and curator, best known for her influential work at the Smithsonian Institution's National Museum of American History. She dedicated her career to the study and preservation of American costume, significantly contributing to the understanding of social history through clothing. Kidwell's expertise in the field was recognized when she became the first and only female acting director of the Museum of History and Technology in 1979, a notable achievement in a predominantly male field at the time. Throughout her tenure, Kidwell focused on expanding the museum's costume collection and enhancing public appreciation for the role of clothing in cultural identity. Her scholarly contributions and curatorial practices helped to elevate the significance of costume as a vital aspect of historical study. Kidwell's legacy continues to inspire future generations of historians and curators, emphasizing the importance of clothing in narrating the stories of American life and culture.