Kinga Borek, PhD, Eng. is Head of the Economic and Energy Analysis Team at the Institute of Technology and Life Sciences – National Research Institute. She completed her engineering studies and master's degree in agricultural bioengineering at the Warsaw University of Life Sciences. She obtained her doctorate in technical sciences (mechanical engineering) on 25 November 2022 at the University of Life Sciences in Lublin, defending her distinguished dissertation entitled ‘Obtaining biogas from the liquid fraction of solid natural fertiliser’. She specialises in issues related to renewable energy sources, in particular biogas production and the use of digestate in agriculture.She is the author or co-author of patents in the field of biogas technology and numerous scientific publications, including: • ‘The analysis of prototype installation to biogas production from chosen agricultural substrates’ (Energies, 2021), • ‘Biomass energy technologies from innovative dairy farming systems’ (Processes, 2021), She has actively participated as an expert and Communication Manager in national and international projects on greenhouse gas emission reduction, slurry acidification and biogas production. She is a member of the Technical Committee for Product Certification of the Certification Body, the Scientific Council of the Institute and sits on the programme board of the journal Refrigeration. She has also participated in the work of scientific committees of international conferences.