The arrest of Harvard chemist and nanobiologist Charles Lieber on charges of lying about his research funding from China encapsulates two phenomena currently in tension: the global nature of modern science and attempts to nationalize the fruits of science.

At a time when facts are distorted, disregarded, and ignored in policy making and political discourse, the need in Washington for seekers and defenders of truth has perhaps never been greater. I discussed the state of affairs with Representative Bill Foster, a Democrat from Illinois who prides himsel...