Date of Birth: 
About Ole Engel Heie
- Ole Engel Heie (10 May 1926 – 4 January 2019) was a Danish biology professor and entomologist who specialized in the Aphidomorpha (Aphids and allies).
- He published a highly influential six-part monograph on the aphids as part of the Fauna Entomologica Scandinavica published from 1980 - 1995. Heie was born in Copenhagen.
- After completing his Ph.D.
- in 1967 he became a professor at the Danmarks Lærerhøjskole where he worked until his retirement in 1994.
- He was a visiting professor at North Carolina State University and continued as an emeritus professor.
- He headed the Danish Natural History Association and was Knighted with the Order of the Dannebrog on October 24, 1990 by Denmark.
- Heie was greatly influenced by Hennig's cladistic approach and wrote a book on evolution in 1969 and another on taxonomy in 1983.
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