Andrzej Pietruszczak Author

Andrzej Pietruszczak obtained M.Sc. in mathematics at the University of Łódź in Poland. After graduation, he started working in the Department of Logic of Nicolaus Copernicus University in Toruń, Poland, where he wrote his dissertation in logic and later habilitated and received full professorship on the basis of his work in mereology. He is employed in the department to this day. Andrzej Pietruszczak is an author of 4 books and 78 papers in mereology, modal logic, classical logic, logic of names, and point-free geometry and topology. Since 1993, he has been an editor-in-chief of Logic and Logical Philosophy.