Dirk Taeger

Dirk Taeger has gained an university degree in statistics in 1994 and his PhD in science in medicine in 2012. He started programming SAS at the end of the 1980ties starting with SAS 6.0. After a short period in industry he is now working for more than 15 years in the field of occupational epidemiology. He is vice head of the center of competence of epidemiology of the Institute for Prevention and Occupational Medicine of the German Social Accident Insurance - Institute of the Ruhr- Universitšt Bochum (IPA), Germany.

Sonja Kuhnt

Sonja Kuhnt currnetly holds the professorship in Mathematical Statistics at the Department of Computer Science, Dortmund University of Applied Sciences and Arts. Sonja Kuhnt has a PhD (2000) and Habilitation (2006) in Statistics from TU Dortmund University. She has been teaching statistics courses at all levels for the last 15 years. Next to many papers in peer-reviewed scientific journals she has written an introductory book covering a case study of survey planning and analysis.