Sykes, Lynn Ray

Sykes, Lynn Ray

(1937–  ) seismologist; born in Pittsburgh, Pa. He was a researcher and professor at the Lamont-Doherty Geological Observatory, Columbia University (1962). He made major contributions to the seismic investigation of underground nuclear testing, and the relationship of earthquakes to tectonic movement.
The Cambridge Dictionary of American Biography, by John S. Bowman. Copyright © Cambridge University Press 1995. Reproduced with permission.