Florinda Donner is a person who wrote about her experiences with a group of people who believed in sorcery and magic. She became famous for her books and for her adventures in a place called Mexico, where she lived with these people and learned all kinds of interesting things.
Some people think that Florinda Donner made up her stories, but others believe that she really did have these adventures and that her books are true. Either way, her stories are very interesting and teach us about different cultures and ways of thinking.