Barbara A. Sypniewska

Anna Antczak-Barzan is Vice-Dean of the Faculty of Business and International Relations at Vistula University in Warsaw, Poland. She is the author of numerous publications in the field of marketing, public relations, and international relations.

 Barbara A. Sypniewska is Assistant Professor at the Faculty of Management and Finance, University of Finance and Management in Warsaw, Poland.  She is an expert in the field of direct marketing and human relations.