P.L.トラヴァース (P.L. Travers) was an Australian-born British writer best known for her children's book series featuring the character Mary Poppins. Born on August 9, 1899, she published the first Mary Poppins book in 1934, which introduced the magical nanny who brings joy and adventure to the lives of the Banks children. Travers' work has had a lasting impact on children's literature and has inspired various adaptations, including the famous 1964 Disney film Mary Poppins. Despite her success, Travers was known to be protective of her creation and had complex feelings about the adaptations of her work.