Xu Chongde, Chinese political scientist and professor., dies at age 85

Xu Chongde (85)

Chinese political scientist and professor.

Robert A. Dahl, American political scientist and professor emeritus (Yale University)., dies at age 98

Robert A. Dahl (98)

American political scientist and professor emeritus (Yale University).

Irene Uchida, Canadian scientist and Down syndrome researcher., dies at age 96

Irene Uchida (96)

Canadian scientist and Down syndrome researcher.

Jack Harker, American computer scientist and businessman., dies at age 86

Jack Harker (86)

American computer scientist and businessman.