Donald V. Helmberger

CV

Seismic wave propagation and the inversion of waveforms to recover detailed information about earthquake characteristics and earth structure; particularly interested in mapping ultra-low velocity zones at the Core-Mantle Boundary and Inner-Core structure.

B. A. (Geophysics) University of Minnesota (five year curriculum), 1961
(Physics) University of Minnesota, Graduate School, 1961-1962.
M. S. University of California, San Diego, 1965.
Ph.D. University of California, San Diego, 1967.

• Research Associate, Department of Geology and Geophysics, Massachusetts Institute of Technology, 1967-1969
• Assistant Professor of Geophysics, Princeton University, 1969
• Assistant Professor of Geophysics, California Institute of Technology, 1970-1974
• Associate Professor of Geophysics, California Institute of Technology, 1974-1979
• Professor of Geophysics, California Institute of Technology, 1979-present.
• Director, Seismological Laboratory, Caltech, May 1998-May 2003

• First American Geophysical Union recipient of the Inge Lehmann Medal, December 1997
• Scientific Collaborators, Last 48 Months:
• Vernon Cormier, Ed Garnero, Michael Gurnis, Jeroen Ritsema, Igor Sidorin, Xiaodong Song, Jeroen Tromp, Lianxing Wen, and Lupei Zhu.

Supervised students with both theoretical and observational efforts, but referenced by relationship to structure (A) vs. source modeling (B):

A. L. J. Burdick, X. Ding, E. J. Garnero, J. Given, S. P. Grand, R. W. Graves, T.-L. Hong, T. Lay, T. Melbourne, Sidao Ni, J. A. Rial, P. Scott, Igor Sidorin, Xiaodong Song, L. Wen.
B. A. L. Bent, D. S. Dreger, J. E. Ebel, S. Hartzell, T. H. Heaton, P. Ho-Liu, Chen Ji, L. E. Jones, C. A. Langston, H.-L. Liu, G. R. Mellman, L. J. Ruff, Brian Savage, C. W. Scrivner, Xi J. Song, R. J. Stead, J. E. Vidale, D. J. Wald, T. C. Wallace, B. B. Woods, L.-S Zhao, L. Zhu.