He published his first paper in the journal Science at the age of 20 while at Caltech and received his PhD at the Cavendish Laboratory in Cambridge .
Fink is a researcher in theoretical physics .
Fink published Fink 's first paper in the journal Science at the age of 20 while at Caltech and received his PhD at the Cavendish Laboratory in Cambridge .
Fink is a researcher in theoretical physics .