Inge Lehmann, the Woman Who Discovered Earth’s Innermost Secret
The untold story of the woman who discovered the Earth’s inner core By Hanne Strager Shadow Zone is the first biography of Inge Lehmann, the eminent scientist who discovered Earth’s inner core in 1936. Her life spanned more than a century; she was born in 1888 and died almost 105 years old in 1993. The biography is thoroughly researched and based on Inge Lehmann’s professional correspondence which are kept at the National Archive of Denmark and her private letters discovered recently in a cardboard box in the attic of a distant relative. In ge Lehmann was the first woman seismologist in the world. The biography tells the story of a woman’s battle with prejudice and ignorance at her all – men workplace in Denmark. In contrast she was met with kindness from her international colleagues, who recog nized her as an outstanding scientist. For almost 20 years she worked at the Lamont Geological Observatory, part of Columbia University in New York. Inge Lehmann never married and didn’t have children and the biography is also the story of the author’s que st to find the writer of a mysterious love letter written in English in 1935.



