Maria Letizia Motti is associate professor at the Department of Medical Sciences, Human Movement and Well-being, University of Naples Parthenope. Graduated with honors in Biological Sciences in 1996, Specialist in Clinical Pathology and PhD in Molecular Oncology and Endocrinology, at the University Federico II of Naples. Since 2002 she has been studying alterations of the cell cycle and signal transduction in tumors (breast, thyroid). Since 2014 she has been studying the development of drug resistance mechanisms in melanoma and alterations in the migration and invasion processes of tumor cells (melanoma, ovary and sarcoma). She is a member of the Italian Association of Biology and Genetics.