Dr. Andrzej J Jaroszyński obtained his Ph.D. from the Medical University of Lublin (Poland) in 1997. Currently, he is serving as a professor at Jan Kochanowski University in Kielce (Poland). He is a specialist in internal medicine, nephrology, and family medicine. He serves as a chair for the Department of Nephrology at the Jan Kochanowski University in Kielce. He has got more than 100 publications in his academic/research career, acting mainly on the following subjects: cardionephrology, sudden cardiac death, heart failure, vascular calcification, atherosclerosis, and peritoneal dialysis. He is a member of several professional organizations.