Dr. Müller studied philosophy of science, sociology, and political science at Freie Universität Berlin, in Munich, and at the London School of Economics. He received his diploma in political science at the FU Berlin, where he served as Lecturer at the Institute of Sociology from 1985 to 1990.

Teaching at the Berlin School of Economics from 1990 onward, he finished his Doctorate in Economics and Social Sciences in 1993. From 1993 to 1999, Dr. Müller was Assistant Professor of Sociology at Friedrich- Schiller University in Jena and Visiting Fellow at the Frankfurt Institute for Transformation Studies at Europa-Universität Viadrina in Frankfurt/Oder in 1998. Having finished a Post-Doctoral Thesis in 1999, he became Lecturer and since 2001-2002 Visiting Professor at the Institute for Eastern European Studies at the FU Berlin.

Since 2005 he is Professor of Sociology at the AGH University of Science & Technology in Kraków, Poland, and Visiting Professor at the FU-Berlin, Institute of Sociology, since 2006-2007. In the Winter term 2016, he was a Visiting Professor at the University of Vienna.

His areas of research and interest include Social Theory, Political Sociology, Post- Communist Transformations, Global Studies, and International Political Economy.