Veikko Aleksanteri Heiskanen

Heiskanen in 1936

Veikko Aleksanteri Heiskanen (V. A. Heiskanen; also spelled Weikko Aleksanteri (or W. A.) Heiskanen; 23 July 1895 – 23 October 1971) was a Finnish geodesist and geophysicist.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref><ref>Template:Cite journal</ref> He was known for his refinement of George Biddell Airy and John Henry Pratt's theories of isostasy into his own, the Heiskanen hypothesis.<ref>Template:Cite book</ref><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> With Felix Andries Vening Meinesz, he wrote the textbook The Earth and its Gravity Field (1958),<ref>Template:Cite journal</ref><ref>Template:Cite journal</ref> and in 1960 a paper by Heiskanen, "The latest achievements of physical geodesy" was discussed in the scientific literature.<ref>Template:Cite journal</ref> With Helmut Moritz, Heiskanen wrote the textbook Physical Geodesy (1967), which became a standard text the field of geodesy and for the study of the geoid.<ref>Template:Cite journal</ref><ref>Template:Cite journal</ref> Heiskanen's doctoral students include Ivan I. Mueller.

Born Template:C. 23 July 1895Template:Efn in Kangaslampi, Finland, he grew up on a small farm. He attended the University of Helsinki and in three years received a Candidate in Philosophy degree (some texts state he received the Master of Science degree).<ref>Template:Cite journal</ref><ref>Template:Cite book</ref> In 1927 he received a Doctor of Philosophy degree from the university.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

The Kaarina and Weikko A. Heiskanen Fund endows the Kaarina and Weikko A. Heiskanen Award,<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> which is awarded annually by the Ohio State University.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> The university hosted the Weikko A. Heiskanen Symposium in Geodesy in 2002 to celebrate that geodesy had been studied at Ohio State for 50 years.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }} (See Proceedings)</ref>

A book, Surveyor of the Globe, was written as a biography of Heiskanen by Template:Ill and published in 2008 and 2017.<ref>Template:Cite journal</ref><ref>Template:Cite journal</ref>

Career chronology

• Senior geodesist – Finnish Geodetic Institute (1921–1928)
• Lecturer in geodesy – University of Helsinki (1926–?)
• Professor of geodesy – Finland Institute of Technology (1928–1949)
• Chief of the Geodetic Section – Finland Institute of Technology (1935–1949)
• Director – International Isostatic Institute (1936–?)
• Member – Finnish Parliament (1933–1936)
• Chairman – Finnish Geographical Society (1941–1942)

Source: Nature, 1949.<ref>Template:Cite journal</ref>

Further reading

• Juhani Kakkuri, "Maapallon mittaaja" Maankäyttö
• Jari Juutilainen, "V. A. Heiskanen Memorial" Taurus Hill Observatory
• Jarkko Koskinen "The man who took us to the Moon, Prof V. A. Heiskanen" National Land Survey of Finland
• Martin Vermeer Physical Geodesy