since 2007
Managing Partner of ISA Internationale Stadtbauatelier

since 2003
Member of the Urban Planning Committee in Seoul/Korea

since 2002
Managing Director of the City Building Studio in Korea

since 1993
Associate partner in the Stadtbauatelier

1989-1995
Dissertation (Dr.-Ing.) in the Faculty of Architecture and Urban Planning, University of Stuttgart (topic of the dissertation: The cityscape as a task)

1984-1993
Member of the Stadtbauatelier in Stuttgart

1982-1988
Postgraduate studies in Urban Planning, Faculty of Architecture and Urban Planning, University of Stuttgart

1979-1981
Master's Degree in Architecture, Faculty of Architecture and Urban Planning at Hanyang University in Seoul, Korea

1975-1979
Bachelor Degree in Architecture, Faculty of Architecture and Urban Planning from Hanyang University in Seoul, Korea

Teaching
2012
Professor of Urban Planning at Seoul National University, Gradu