![Jack Andraka](https://ideas.time.com/wp-content/uploads/sites/5/2013/12/time-30-under-30-03.jpg?w=260)
Age: 16
About: jackandraka.net
Follow: @jackandraka
Jack Andraka has been compared to Steve Jobs and Mark Zuckerberg, and that was before he finished his sophomore year in high school. This teen from Maryland invented a diagnostic test for pancreatic cancer that could have a major impact on the race for the cure.