Kathrin Kiehl is Professor of Vegetation Ecology at Osnabrück University of Applied Sciences, Germany. She has studied the effects of species introduction in restoration of different types of grasslands in Europe for more than 15 years.Anita Kirmer is a Senior Researcher and Lecturer at the Anhalt University of Applied Sciences, Germany. She has long-term experience in the ecological restoration of grassland in mined areas, agricultural land and nature conservation sites.Nancy Shaw is a Research Botanist (Emeritus) with the USDA Forest Service, Rocky Mountain Research Station’s Grassland Shrubland and Desert Ecosystem Research Program (USA). Her research has focused on the development, propagation, and use of genetically appropriate native plant materials for the Great Basin.Sabine Tischew holds the Chair of Vegetation Science and Landscape Ecology at the Anhalt University of Applied Science in Bernburg, Germany. Together with her working group she developed strategies for near-natural restoration of degraded ecosystems and their practical implementation.All editors are active members of the Society for Ecological Restoration (SER).