Anetta Siwik-Ziomek received a PhD in Agronomy from Bydgoszcz University of Science and Technology, Poland, in 2005, where she is currently a Professor at the Department of Biogeochemistry and Soil Science, Laboratory of Soil Science and Biochemistry. Her research interests lie in the broad areas of soil biology but mainly focuse on changes in soil enzymatic activity associated with P and S cycles caused by different anthropogenic factors (fertilization, crop rotation, catch crops). Additionally, her research interests include transformation of S compounds in soil and plants. She has published more than 70 research articles in peer reviewed journals and international conferences and has been Principal Investigator of her research team in several projects.