Born in Berlin, lives and works near Heidelberg. M.A. (Magister Artium), University of Heidelberg. 1 year San Diego State University. German Hasselblad Fine Art Prize in Photo Technik International magazine (1993). Free-lance photographer since 1997. Job focus: art, assignments. Photo teacher in adult education in Germany and France. Publication of picture books, art books (see, e.g.: https://www.ateliersimdelta.de/shop/produkt/jessen-oestergaard-fingerzeige/), and corporate calendars. Inclusion into „Who's Who in Visual Art – 75 Fine Art Photographers 2013 /2015“ (Art Domain Whois Verlag, Leipzig). Co-founder and chairman of KIS e.V. (Artists' Initiative of Schwetzingen, Germany). Member of VBKW e.V., BBK (German Artists' Associations).
