Prof. Marcin Papryzycki is working as an Associate Professor in the Systems Research Institute, Polish Academy of Sciences, ul. Newelska 6, 01-447 Warsaw, Poland. In the year 1986, Prof. completed MS, Mathematics from Adam Mickiewicz University, Poznań, Poland in Numerical Methods and Programming. In 1990 Prof. completed Ph.D., in Mathematics from Southern Methodist University, Dallas. In 2008, Prof. completed D.Sc. from Bulgarian Academy of Sciences, Sofia, Bulgaria in High Performance Algorithms for Matrices with Block Structures.