Meet David Unaipon, a pioneering Aboriginal thinker, inventor, and author from the Ngarrindjeri nation. His legacy is one of brilliance and advocacy. ​✨ Inventor: Known as the "Australian Leonardo," he patented an improved sheep-shearing tool and even designed an early concept for a helicopter. ​✨ Author: He became the first published Aboriginal author, ensuring the preservation of Indigenous stories for generations to come. ​✨ Advocate: He was a tireless voice for the rights of his people, chal