Focal area of research: Evolution and biodiversity of model taxa: Asterales

Thomas Borsch (Asterales; Campanulaceae)

Neela Enke (Asteraceae: Cichorieae:  Crepis and related genera)

Birgit Gemeinholzer (Asteraceae: Cichorieae)

Ralf Hand (Asteraceae: Cichorieae)

Werner Greuter (Asteraceae: Euro-Mediterranean area; especially Cardueae)

Norbert Kilian (Asteraceae: Arabian Peninsula & Socotra; especially Cichorieae)

Hans Walter Lack (Asteraceae: Cichorieae; history)

Guilhelm Mansion (Campanulaceae)

Eckhard von Raab-Straube (Asteraceae: Cardueae: Saussurea and related genera)

Robert Vogt (Asteraceae: Anthemideae)