Studies and doctorate (modern urban history) at the Georg-August-University Göttingen, many years in leading positions in adult education, among others in Bremerhaven and as director of the Hessian Adult Education Association, change to the environmental department in Bremen. There she worked for twenty years until her retirement as head of department with changing areas of responsibility, for many years responsible for environmental economics, climate and resource protection. In this position she played a leading role in setting up the wind energy cluster in the state of Bremen, founding new scientific institutions and establishing WAB e.V., then known as the “Wind Energy Agency”. Since leaving the civil service, Chairwoman of the Board of Trustees of the KELLNER & STOLL FOUNDATION FOR CLIMATE AND ENVIRONMENT, founded by her and her husband.