Dean of the Collegium of Socio-Economics at SGH Warsaw School of Economics, and Director of the Institute of Social Economy. A graduate of the Faculty of Economics and Social Science at SGPiS (legal predecessor of SGH), where he received his doctorate. He devoted his post-doctoral dissertation (habilitation) to local social policies towards the elderly. Economist, social policy expert and gerontologist. His research focuses on old age from a social and macroeconomic perspective, public policy towards poverty, social assistance and its economic determinants, local social policy and economic aspects of long-term care. He has conducted and headed numerous national and international empirical studies.