Wolfgang J. Parak is Professor at the Department of Physics and Chemistry at Hamburg University, Germany. He is an advisory board member of the Elsevier journal, Journal of Colloid and Interface Science.
Neus Feliu is a Research Fellow at the Department of Physics and Chemistry at Hamburg University, Germany, and the Department of Laboratory Medicine (LABMED), Karolinska Institutet, Sweden. Her research is focused on engineered nanomaterials for biomedical applications.