Donald V. Helmberger Explained

Donald V. Helmberger
Birth Name:Donald Vincent Helmberger
Birth Date:January 23, 1938
Birth Place:Perham, Minnesota

Donald Vincent Helmberger was an American seismologist; described in his Seismological Research Letters obituary as "one of the most impactful seismologists to have lived".[1] A memorial issue in Earthquake Science was published in his honor February 2022.[2] He served as head of the Caltech Seismological Laboratory from 1998 to 2003,[3] [4] and was the Smits Family Professor of Geophysics, Emeritus upon his death.[5] He was named to the National Academy of Sciences in 2004.[6] [7]

Helmberger was the first winner of the Inge Lehmann Medal in 1997.[8] [9]

Career

After earning his Ph.D. in 1967, he worked as a research associate for Massachusetts Institute of Technology, and then as a faculty member at Princeton University. He began working as an assistant professor at Caltech in 1970.[10] He became an emeritus in 2017.[11]

Ultra-low velocity zones were discovered by Helmberger in 1995.[12]

Following his death, Mike Gurnis said that Helmberger had "discovered more about the deep interior of the Earth in the last half of the 20th century than any other researcher in the world."[13]

Notes and References

  1. Lay . Thorne . March 1, 2021 . Donald V. Helmberger (1938–2020) . Seismological Research Letters . en . 92 . 2A . 621–622 . 10.1785/0220190473 . 233854676 . 0895-0695.
  2. Web site: Earthquake Science Vol 35, Issue 1, Pages 1-70 (February 2022) . May 27, 2023 . ScienceDirect.com by Elsevier . en-us.
  3. Web site: Donald V. Helmberger . Caltech Seismological Laboratory.
  4. Web site: Former Caltech Seismological Laboratory Manager Donald V. Helmberger, 1938-2020 . May 27, 2023 . Pasadena Now.
  5. Web site: Donald V. Helmberger (1938 - 2020) . May 27, 2023 . IASPEI.
  6. 2004 . New Members Join NAS . Physics Today . en . 57 . 8 . 66 . 10.1063/1.2408593 . 0031-9228.
  7. Lubick . Naomi . July 2004 . Joining the academy . Profiles . Geotimes . 49 . 7.
  8. Multiple primary sources:
  9. Secondary source:
  10. Web site: Misra-Bhambri . Nikhil . August 20, 2020 . The Embodiment of 'Carpe Diem' . May 27, 2023 . Pasadena Weekly . 9 . en . Issuu.
  11. Web site: In Memoriam . 2023-05-27 . . en.
  12. Web site: Perkins . Robert . September 21, 2018 . Subducting slabs of the Earth's crust may generate unusual features spotted near the core . 2023-05-27 . . en.
  13. Web site: 2022-11-09 . Caltech's Seismo Lab Celebrates 100 Years at the Forefront of Earthquake Science . 2023-05-28 . . en.
    Secondary source:

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