Prof. Dr. Efstathios Rallis is an associate professor of Dermatology and Venereology in the Department of Biomedical Sciences at the School of Health and Care Sciences, University of West Attica, Athens, Greece. He earned his medical degree from the Aristotle University of Thessaloniki and completed an internship in Internal Medicine at the Army General Hospital of Athens and a residency in Dermatology at the “Andreas Sygros Hospital”. He directed the Department of Dermatology at 417 Army Equity Fund Hospital (NIMTS), Hospital of Athens, from 2009 to 2015. Since 2020, he has been a member of the Coordination Committee of the Postgraduate Program “Advanced Aesthetics and Cosmetology: Development–Quality Control and Security of New Cosmetic Products” in the Aesthetic and Cosmetology Division of the University of West Attica. Since March 2019, he has been a founding member of the Research Laboratory “Dermatology–Aesthetics–Laser Applications” (Lablad). His clinical interests include acne, rosacea, melanoma and skin cancer, psoriasis, laser applications in dermatology and drug eruptions. He is the author of over 160 publications in international peer-reviewed medical journals, and has authored 2 monographs and co-authored 18 textbook chapters in Greek and foreign language textbooks.