Ruth Plumly Thompson (1891-1976) was an American author best known for her continuation of L. Frank Baum's beloved Oz series. Born in Philadelphia, Thompson's early life was marked by a voracious appetite for literature and storytelling, which she channeled into a career in writing and editing. After Baum's death, she was handpicked by his publisher to carry on the Oz legacy, a testament to her imaginative prowess and narrative skill.Thompson wrote 19 Oz books between 1921 and 1939, infusing the series with her unique blend of whimsy and adventure. Her contributions significantly expanded the Oz universe, introducing new characters and lands that delighted readers and kept the series alive for a new generation. Beyond Oz, Thompson penned fairy tales, children's stories, and worked as an editor for various magazines, showcasing her versatility and dedication to children's literature.Her tenure as the Royal Historian of Oz was not without controversy. Some purists criticized her for deviating from Baum's original vision, yet her books remain cherished by many for their creativity and charm. Thompson's influence can be seen in the works of contemporary fantasy writers who draw inspiration from her ability to create rich, fantastical worlds.A pioneer for women in literature, Thompson's career broke barriers in a male-dominated field, and her legacy endures as a testament to the power of imagination and the enduring appeal of the fantastical. Her work continues to inspire readers and writers alike, proving that the magic of Oz is timeless.