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Joel Greenberg (born 1946) is an 
Greenberg gained a PhD degree in numerical mathematics from the University of Manchester (UMIST) in 1973. For over 33 years, he worked for the Open University and held a number of director-level management positions. He lectures and writes about Bletchley Park and its role in World War II. He also conducts tours of the site. He is author of biographies about Gordon Welchman, a key figure at Bletchley Park during WWII, and Alastair Denniston, the first operational head of GCHQ. In 2017, he contributed a chapter to ''The Turing Guide'' on the German WWII Enigma machine.
Books by Joel Greenberg
on Amazon.co.uk {{DEFAULTSORT:Greenberg, Joel 1946 births Living people Alumni of the University of Manchester Institute of Science and Technology People associated with the Open University Bletchley Park people English biographers 21st-century English historians English military historians Historians of World War II Historians of technology Tour guides
educational technology
Educational technology (commonly abbreviated as edutech, or edtech) is the combined use of computer hardware, software, and educational theory and practice to facilitate learning. When referred to with its abbreviation, edtech, it often refer ...
consultant and historian on the role of Bletchley Park in World War II.
Greenberg gained a PhD degree in numerical mathematics from the University of Manchester (UMIST) in 1973. For over 33 years, he worked for the Open University and held a number of director-level management positions. He lectures and writes about Bletchley Park and its role in World War II. He also conducts tours of the site. He is author of biographies about Gordon Welchman, a key figure at Bletchley Park during WWII, and Alastair Denniston, the first operational head of GCHQ. In 2017, he contributed a chapter to ''The Turing Guide'' on the German WWII Enigma machine.
Books
* *References
External links
Books by Joel Greenberg
on Amazon.co.uk {{DEFAULTSORT:Greenberg, Joel 1946 births Living people Alumni of the University of Manchester Institute of Science and Technology People associated with the Open University Bletchley Park people English biographers 21st-century English historians English military historians Historians of World War II Historians of technology Tour guides