Dr. Yordanka Karakirova is an Associate Professor at the Institute of Catalysis, BAS. She completed higher education at the Faculty of Chemistry and Pharmacy, Sofia University, in 2005. In 2008, she defended her PhD thesis at the Institute of Catalysis and was awarded a PhD degree. Her main activities and scientific interests are related to electron paramagnetic resonance (EPR) spectroscopy and UV spectrophotometry, quantitative EPR spectroscopy, EPR dosimetry, EPR investigation of irradiated foods, free radicals, saccharides, catalysis, and solid-state chemistry. She is the Head of the Center of EPR spectroscopy at the Institute of Catalysis, Chairman of the Bulgarian EPR Society, and a member of the European Federation of EPR Societies and the Bulgarian Catalytic Society. In 2016, she was awarded a National Scholarship of Loreal Bulgaria by the “For the Women in Science” program.