Samar Samir Mezghanni is a Tunisian-Iraqi-Canadian author and international speaker with two records in Guinness Book for World Records as the youngest writer in the world in 2000 and the youngest most prolific writer in the world in 2002. Her first book was published at the age of 10. Since then, she has been advocating for children, youth, women and marginalized people to become storytellers of their own narratives.

She wrote over a hundred stories, published 15 books and delivered speeches in 30 countries including a keynote speech at the United Nations and several TED talks. Her books were quoted by the Chair of the Nobel Prize at the Nobel Prize Ceremony in 2015.

In 2018, she became the first Tunisian to receive a PhD from the University of Cambridge in any field ever (in more than 800 years). Her books and activism earned her several awards and an appointment by the United Nations as a UN Young Leader for the Sustainable Development Goals. She was nominated by the BBC as one of the 100 most inspiring women, and classified as one of the most influential Arab women and one of the most important young leaders in the Arab region.