Ricardas Rotomskis is a professor at the Vilnius University Laser Research center & Head of Biomedical physics laboratory at National Cancer Institute, Vilnius, Lithuania.

MS Vilnius University (1976) Diploma in Physics (Solid state physics), obtained his PhD in Biophysics (time resolved laser spectroscopy of biological objects) at Moscow M.V.Lomonosov State University (1982-1985; Moscow, Russia). 1987-1988 postdoctoral work in the Photosynthesis Department of Huygens Laboratory of Leiden University, Leiden (the Netherlands). He joined Department of Quantum Electronics of Vilnius University, Vilnius Lithuania in 1985. Associate professor 1993 1999, professor from 2000, and head of the laboratory of Biomedical Physics at Vilnius University Institute of Oncology from 2004.

Co-authored over 300 papers and reports (since 1990 over 120 papers in Web of Science Clarivate analytics, h_index-19, h₁₀-39). 2 monographs, 8 textbooks 2-chapters in books were published with co-authors.

Main scientific interests: biophysics, biomedical physics, nanophotonics, biophotonics, nanomedicine, lasers application in life sciences and spectroscopy, photophysics and photochemistry of biologically active molecules in model and biological environment, lasers application in life sciences particularly those used in photosensitized tumour therapy; fluorescence methods in biomedical diagnostics and visualization; biomedical applications of nanotechnologies etc..

Member of European Society for Photobiology (ESP), member of Vilnius University Studies Committees for the education in Biophysics and Medical physics, head of Biophysics studies committee at Physics Faculty, a member of Lithuanian Doctoral studies committees for Biophysics, member of Mirror Group of the European Technology platform “NanoMedicine” representing Lithuania, a member of the LALS International Advisory Board, an expert of Lithuanian Science Council and Singapore National Medical Research Council.

Dr.Theodore Maiman Award at SPIE's International Biomedical Optics'93 Symposium in Los Angeles (USA). Scientific activity in the field of photosensitized tumour therapy in 1986-2001 was awarded Lithuanian Science Award in 2002.