Science: Nobelmen

This year, the five Swedish professors who form the committee that picks the Nobel Prizewinners in physics and chemistry debated long and secretly. One of the leading candidates was a Swede, and the Swedish committee did not want to be accused of favoritism. Last week they announced their decision: Sweden's Professor Arne Tiselius, 46, of Uppsala University, got the $44,371.63* prize in chemistry.

Swedish Molecules. Professor Tiselius, a specialist in protein chemistry, developed a system of "electrophoresis" for making large molecules (such as proteins) move through a solution under the influence of electrical forces. This work is more important than it sounds...