Jeff Harvey

All four of this year’s winners of the Dirac Medal––Jeffrey Harvey, Igor Klebanov, Stephen Shenker, and Leonard Susskind––are past Members in the School of Natural Sciences.

In 1892, the mathematician Otto Hölder posed a question that would occupy the field for more than a century: Is it possible to make a periodic table of all finite symmetry? The answer, to which hundreds of mathematicians have contributed, is yes...