Dagmara Winiarczyk received her degree in Veterinary Medicine from the University of Life Sciences in Lublin, Poland, in 2011. She worked as an assistant at the Department of Internal Diseases of Small Animals at the same university from 2011 to 2024. In 2024, she was promoted to Assistant Professor at the same institution. Her research interests mainly include the proteomics of body fluids, especially tear film, as well as ophthalmology and nephrology in dogs and cats.