Yoshiko Uchida was an American author known for her children's and young adult literature. Born on November 24, 1922, in Berkeley, California, she was of Japanese descent and experienced the challenges of being a Japanese American during World War II, including internment in a camp. Her experiences greatly influenced her writing. Uchida's most notable works include The Invisible Thread and Journey to Topaz, which explore themes of identity, resilience, and cultural heritage. She dedicated her life to promoting understanding and acceptance through her stories, making significant contributions to literature and education.