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Hans Krönner is a senior specialist in technical and vocational education and training. For more than 30 years, he has been active in international cooperation in education and training.

A graduate of industrial engineering and economics of education, he started his career as an educational planner at the local level. Soon he focused on technical and vocational education and training. He then moved on to the national and international level.

In 1993, the United Nations Educational, Scientific and Cultural Organization (UNESCO) appointed him as Chief of its UNEVOC Implementation Unit, which later became the nucleus of the UNESCO-UNEVOC International Centre for Technical and Vocational Education and Training in Bonn, Germany

Since 2005, Hans Krönner has been a free lance consultant to promote international cooperation in technical and vocational education and training.