About the Team

Tamás Kolosi, Ph.D.

Founding chairman

+36 1 3097676

Kolosi founded TÁRKI in 1985. Previously he worked for the Institute for Social Research (Hungary), where he led several major sociological study on social stratification, social structure, inequalities and value orientations. He formulated a multi-dimensional approach to the inequalities of state socialist system based on large scale empirical surveys. Kolosi developed a theory of late socialist social structure. In his view (state) redistributive and small scale private economy formed a dual system of stratification during the seventies and eighties in Hungary. This is the so-called "L-model" of reform socialist Hungarian society. Meanwhile Kolosi played key role in the introduction of mathematical statistical methods and tools in Hungarian social science. He continued the study of transforming social structure after 1989/1990. His research interest includes the problem of empirical measurement in social sciences, life styles, elite formations during post-communist transition.rnrnHe is also turned to be successful businessman in the book publishing industry during the nineties. He is the president and CEO of the Lira Inc. Between 1989-1990 Tamás Kolosi was advisor to the Prime Minister, Mr. Miklós Németh and between (1998-2002) Mr. Viktor Orbán.

Peter Hegedűs

Head of services


Peter Hegedűs is a sociologist who joined TÁRKI in 2006. He is the coordinator of the daily business and technical development of the Archive. He is responsible for the archiving and retrieving processes, and keeping in touch with the partners of the Archive. In recent years, Hegedűs has worked on the 'Strengthening and widening the European Infrastructure for Social Science Data Archives' (CESSDA-SaW) project, in which he has analyzed the situation of the European social science databases and strengthen the cooperation between them. He also helps young researchers and PhD students arriving to TÁRKI from all over Europe within the 'Integrating Research Infrastructure for European expertise on Inclusive Growth from data to policy' (InGRID-2) project. He also takes part in the Hungarian development of the tax-benefit microsimulation model for the European Union. His research areas are: second-level analysis of databases, poverty and social inequality.

Éva Németh



Eva Nemeth has been the chief fiancial officer of TÁRKI Group since the early ninetites.