Gertrud Nürnberg is head of Freshwater Research, a limnological company focusing on the restoration and modeling of eutrophic lakes and reservoirs. She founded this company in 1984, after completing her Ph.D. in biology/limnology at McGill University in Montreal, Canada. She’s worked with lake associations, governmental agencies, NGOs, engineering companies and the private sector in the US, Canada, and Europe. She has about 60 peer-reviewed papers on comparative research, empirical lake models on phosphorus, iron and anoxia, and on lake management techniques in numerous scientific journals. She has been involved with the North American Lake Management Society (NALMS.org) in various positions where she presented the Internal Phosphorus Workshop since 2003. She is winner of several awards (Secchi, Technical Excellence, Best paper) in recognition of outstanding research and publications in lake restoration.