I would say elon musk
My modern-day hero would be Demi Lovato! (Kind of a weird one I guess) Haha why Elon Musk
He has just spearheaded so many crazy technologies that no one else would stand behind and made them successful It is that kind of risk taking that might just change the world
That's very true. He's done a lot of wonderful things that help expanded areas of technology and astronomics *that have helped