Henryk Doma ? ski is Professor of Sociology at the Polish Academy of Sciences in Warsaw and Head of the Department of Studies on Methods and Techniques of Sociological Research and Department of Studies on Social Structure. Pawe ? B. Sztabi ? ski is Professor of Sociology at the Polish Academy of Sciences. He has done work on survey techniques, in particular non-response issues and Mixed Mode Survey Design.
Franciszek Sztabi ? ski is Professor of Sociology at the Polish Academy of Sciences with a special interest in Mode Effects issues and Mixed Mode Survey Design.