From a young age, Valeria Robayo has taken the lead in her own education. At age 3, her family moved from Bogotá, Colombia, to Houston, Texas, to seek better opportunities for Robayo, and later, her sister. She spent summer days at the local library while her parents worked to support the family. Her parents, who were teachers, encouraged her to make her own lesson plans and study what was interesting to her. “Some of the books that attracted me the most in the library were the anatomy textbooks,” says Robayo….