Chemist tackles complex problems with simplicity
A unique philosophy helps Harvard’s George Whitesides develop new diagnostic devices
![Harvard’s George Whitesides](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/11/notebook_scilife_2.jpg?fit=860%2C460&ssl=1)
PROBLEM SOLVER Harvard’s George Whitesides holds a handful of simple, paper-based diagnostic devices.
Volker Steger/Science Source