Getting a minor (or double major!) in math or statistics would be helpful. I know it isn't the flashiest answer, but getting a solid foundation in math will be

Getting a minor (or double major!) in math or statistics would be helpful. I know it isn't the flashiest answer, but getting a solid foundation in math will be helpful in understanding what's going on behind the AI curtains. I think math has to be one of the hardest subjects to learn after graduation, so focusing on it now will pay big dividends.