Urszula Ledzewicz holds a rank of the Distinguished Research Professor at the Department of Mathematics and Statistics, Southern Illinois University Edwardsville, United States. She is an author and co-author of over 140 research publications in the field of optimal control, many of them on applications to biomedical problems like finding optimal protocols for various treatments of cancer. For the last 20 years her research has been supported by grants from the National Science Foundation (...)