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Ioannis Andreadis - Assistant Professor of Quantitative Methods - Curriculum Vitae

Assistant Professor of Quantitative Methods
Laboratory of Applied Political Research
Department of Political Sciences
Aristotle University Thessaloniki
46 Egnatia Str.,Thessaloniki
54625 Hellas (Greece)
Tel: +302310991992
Fax: +302310991983
email:

Ioannis Andreadis



Ioannis Andreadis is an Assistant Professor at the Department of Political Science, Aristotle University of Thessaloniki. He teaches the following courses: Mathematics for Political Sciences, Social Statistics, Spatial Electoral Analysis (using Ecological Inference) and Quantitative Methods for Political Sciences (postgraduate programme). His research areas are: Mathematics and Statistics Education, Electoral behaviour, Electoral geography, Public opinion research methods, Political analysis, Graph theory, Social statistics, Social networks, Ecological inference, Internet and Politics and Voting Advice Applications.

Until May 2014 he was a Fulbright Visiting Scholar at the University of Michigan working on the project: "Establishing the Hellenic (Greek) National Election Studies".

He is co-director and the designer and programmer of http://www.helpmevote.gr (Greek VAA completed by 480000 voters for the elections of May 2012) a web-based platform that aims to inform citizens about the electoral process and particularly about the positions of candidates and parties on issues related to the electoral competition.

He is a member of the Data Working Group of the COST action "The True European Voter: A Strategy For Analysing the Prospects of European Electoral Democracy That Includes the West, the South and the East of the Continent". He also serves as the webmaster of the site of the action: http://www.true-european-voter.net

He is co-director of the Greek scientific team (since 2007) and a member of the steering committee (since October 2013) of the project CCS (Comparative Candidate Survey) a cross-national comparative survey study among party elites http://www.comparativecandidates.org

He is a collaborator of the Comparative Study of Electoral Systems (CSES) Module 3.

He is a specialist on web surveys. He is the administrator of the site http://epolls.gr which is used to conduct web surveys. Among the most recent web surveys conducted are: "Greek Candidates Survey 2009" and "Helpmevote Survey on the impact of VAAs on voting behaviour".

He is the administrator of the Facebook page of helpmevote.gr which has served as the main medium of promotion of the Greek voting advice application to social media users: http://www.facebook.com/helpmevote (more than 4000 followers).

He has served as a member of the scientific team of the research project EarlyStatistics: Enhancing the Teaching and Learning of Early Statistical Reasoning in European Schools funded in the SOCRATES-COMENIUS framework. EarlyStatistics received the Best Cooperative Project Award in Statistical Literacy for 2009 by IASE (International Association for Statistical Education), the educational part of the ISI (International Statistical Institute).

He serves as a member of the Steering Committee of the ECPR standing group on Public Opinion and Voting Behaviour in a Comparative Perspective since September 2009.

He serves as a member of the Advisory Committee of the PSA Greek Politics Specialist Group since July 2010.

He serves as a substitute member of the Steering Committee of the Hellenic Political Science Association since May 2012.

He serves as a member of the Steering Committee of the WebDataNet COST Action since September 2012 and the leader of the WebDataNet Task Force (TF) 20: Web Survey Paradata.

His proposal for the project entitled "Participation in elections for the European Parliament and Development of the European Citizenship" was evaluated and funded as one of the best new proposals for research in Aristotle University of Thessaloniki. (26/2/2008-25/05/2009)

He serves as a reviewer for the journal: Journal of Informational Technology and Politics

He is member of various scientific associations including the following: Greek Statistical Institute, Greek Computer Society, Hellenic Mathematical Society, Hellenic Political Science Association, APSA (American Political Science Association), IPSA (International Political Science Association), PSA (Political Studies Association) and ECPR (European Consortium for Political Research) AAPOR (American Association for Public Opinion Research) ESRA (European Survey Research Association)

He has co-authored (with Prof. Theodore Chadjipadelis) the book "Mathematics for Political Sciences" (in Greek), Ziti Publications, Thessaloniki, 2005.

He is the author of several articles published in scientific journals and conference proceedings. His work includes the following:

Political Research Datasets

  • Andreadis, Ioannis; Chadjipadelis, Theodore; Teperoglou, Eftichia. 2007 Hellenic Candidate Study 2007. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-06-30. http://doi.org/10.3886/E6183V1
  • Andreadis, Ioannis; Chadjipadelis, Theodore; Teperoglou, Eftichia. Hellenic Voter Study 2009. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-06-30. http://doi.org/10.3886/E9496V1
  • Andreadis, Ioannis; Chadjipadelis, Theodore; Teperoglou, Eftichia. Hellenic Candidate Study 2009. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-06-30. http://doi.org/10.3886/E9742V1
  • Andreadis, Ioannis; Chadjipadelis, Theodore; Teperoglou, Eftichia. Hellenic Candidate Study 2012. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-07-01. http://doi.org/10.3886/E10277V1
  • Andreadis, Ioannis; Chadjipadelis, Theodore. HelpMeVote 2012. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-07-01. http://doi.org/10.3886/E10794V2
  • Andreadis, Ioannis; Chadjipadelis, Theodore; Teperoglou, Eftichia. Hellenic Voter Study 2012. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-07-01. http://doi.org/10.3886/E10762V1
  • Andreadis, Ioannis; Chadjipadelis, Theodore. HelpMeVote-VoteMatch 2014. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-07-01. http://doi.org/10.3886/E10797V1
  • Andreadis, Ioannis; Önnudóttur, Evu Heiðu; Valgarðsson, Viktor Orri; Jónsdóttir, Guðbjörg Andrea. HelpMeVote: Icelandic parliamentary election 2013. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-07-01. http://doi.org/10.3886/E11087V1

Chapters in Books

  1. Andreadis, I. (2014) Data Quality and Data Cleaning in Garzia, D. Marschall, S. (eds) Matching Voters with Parties and Candidates. Voting Advice Applications in Comparative Perspective, ECPR Press, ISBN: 9781907301735 http://www.polres.gr/en/sites/default/files/VAA-Book-Ch6.pdf
  2. Andreadis, I. and Wall, M. (2014) The Impact of Voting Advice Applications on Vote Choice in Garzia, D. Marschall, S. (eds) Matching Voters with Parties and Candidates. Voting Advice Applications in Comparative Perspective, ECPR Press, ISBN: 9781907301735 http://www.polres.gr/en/sites/default/files/VAA-impact-on-vote-choice.pdf
  3. Chadjipadelis, T. and Andreadis, I. (2004). Η ανάλυση των εκλογικών αποτελεσμάτων. Η περίπτωση του Λαϊκού Ορθόδοξου Συναγερμού. Το προφίλ των ψηφοφόρων του ΛΑΟΣ [Electoral analysis. The case of Popular Orthodox Rally. Profile of its voters.] in: Thirty years of democracy: The political system of the third Hellenic Republic 1974-2004 edited by C. Vernardakis, H. Georgantas, D. Gravaris and D. Kotrogiannos KRITIKI p. 176-195. available at http://www.polres.gr/en/sites/default/files/laos-30.pdf

Conference papers

  1. Andreadis, I., Wall, M. and Krouwel, A. (2014). Internet Penetration and Voting Advice Applications presented at 2014 ECPR conference, Glasgow http://www.polres.gr/en/sites/default/files/andreadis-wall-krouwel-2014.pdf
  2. Andreadis, I., Poletti, M., Teperoglou, E. and C. Vezzoni (2014). “Economic crisis and attitudes towards the European Union: are Italians and Greeks becoming Eurosceptic because of the crisis?”, paper presented at the 2014 PSA Annual Conference Panel of the Italian Politics Specialist Group and the Greek Politics Specialist Group: “Economic and Political crisis in Greece and Italy in the context of Europe”, Manchester, UK, 15 April 2014. A newer version was presented at EPOP 2014 http://www.polres.gr/en/sites/default/files/PSA-EPOP-2014.pdf
  3. Andreadis, I., Wall, M. and Krouwel, A. (2014). Who are the users of voting advice applications? presented at 2014 MPSA conference, Chicago April 2-6, 2014 http://www.polres.gr/en/sites/default/files/MPSA2014.pdf
  4. Andreadis, I. (2013) Can timestamp analyses show the bottlenecks in web surveys? WageIndicator Conference August 26-28 2013, Amsterdam, The Netherlands http://www.polres.gr/en/sites/default/files/Wageindicator-Paradata.pdf
  5. Andreadis, I. (2013) Voting Advice Applications: a successful nexus between informatics and political science. BCI '13, September 19 - 21 2013, Thessaloniki, Greece http://doi.acm.org/10.1145/2490257.2490263 http://www.polres.gr/en/sites/default/files/BCI-2013.pdf
  6. Teperoglou, E., Freire, A. & Andreadis, I. (2013). Elites’ and Voters’ attitudes towards austerity policies and their consequences in Greece and Portugal. Economic Crisis, Austerity Policies and Political Representation, Portuguese Parliament Conference, July 8-9, 2013, Lisbon. A new version was presented at the 7th ECPR General Conference, Sciences Po Bordeaux, Domaine Universitaire, 4 - 7 September 2013. http://www.polres.gr/en/sites/default/files/Lisbon-Bordeaux-2013.pdf
  7. Andreadis, I., Pianzola, J. and Garzia D. (2013) Measuring the impact of Voting Advice Applications on Vote Choice. 2nd European Conference on Comparative Electoral Research, Rhodes, Greece, 11-14 April 2013 http://true-european-voter.net/sites/default/files/Measuring-the-impact-...
  8. Andreadis, I. (2013) HelpMeVote: Μαθηματικά στην Πολιτική Επιστήμη και Νέες Τεχνολογίες, [HelpMeVote: Mathematics in Political Science and New Technologies], 5th International Mathematical Week, Thessaloniki, 27-31 March 2013 http://www.polres.gr/en/sites/default/files/EME-2013.pdf
  9. Andreadis, I. (2013) Who responds to website visitor satisfaction surveys? General Online Research Conference GOR 13 March 04-06, 2013, DHBW Mannheim, Germany http://www.polres.gr/en/sites/default/files/GOR13.pdf
  10. Andreadis, I. & Teperoglou, E. (2013) Οι θέσεις των υποψηφίων βουλευτών των εκλογών του 2012 απέναντι στην οικονομική κρίση: πως αποτυπώνονται και ποιοι παράγοντες οδηγούν σε διαφοροποιήσεις; [The attitudes against the financial crisis of the candidates for the elections of 2012: what are they and which are the factors lead to differentiation?] Conference of the Centre for Political Research on ‘The vortex of Greek crisis. Parties, Institutions, Politics, Ideologies’. Panteion University, 14-15 January 2013. http://www.polres.gr/en/sites/default/files/kpe-2013.pdf
  11. Andreadis, I. (2012) To Clean or not to Clean? Improving the Quality of VAA Data XXII World Congress of Political Science (IPSA), Madrid: http://www.polres.gr/en/sites/default/files/IPSA12.pdf
  12. Teperoglou, E. & Andreadis, I. (2012) Investigating consensus versus conflict between the Greek and Portuguese political elites during the economic crisis: a matter of ideology?" Paper prepared for the 2nd Plenary Conference of the CCS, MZES, University of Mannheim, 27 – 29 January 2012 http://www.polres.gr/en/sites/default/files/CCS-2012.pdf
  13. Andreadis, I. (2012) Satisfaction with Democracy among Candidates: The Impact of the Electoral Outcome, “The Comparative Analysis of Political Attitudes and Behaviours of Candidates Standing for Office in National Parliament Elections”, 2nd Plenary Conference of the CCS, MZES, University of Mannheim, 27 – 29 January 2012 http://www.polres.gr/en/sites/default/files/Satisfaction-democracy-elect...
  14. Andreadis, Ioannis (2011) Η Στάση των Πολιτών απέναντι στο Πολιτικό Σύστημα. Συμπεράσματα από την Ανάλυση των Εκλογικών Ερευνών 1985-2009 [Voters' attitude towards the political system. Based on election studies 1985-2009], Conference on Greek Institutions, November 2011, Kalamata. http://www.polres.gr/en/sites/default/files/Kalamata-2011.pdf
  15. Andreadis, I. & Chadjipadelis, Th. (2011) Political Groups of the European Parliament and Social Structure, 6th ECPR General Conference, Reykjavik, Iceland, 25-27 August 2011 http://www.polres.gr/en/sites/default/files/ECPR11.pdf
  16. Chadjipadelis, T., Andreadis, I. & Panagiotidou G. (2011) Απόψεις και Επιλογή Ψήφου: Οι Περιφερειακές Εκλογές 2010, [Opinions and Vote Choice. The Regional Elections of 2010], Hellenic Political Science Association, 16-17 June 2011, University of Macedonia. http://www.polres.gr/en/sites/default/files/VAA-regional.pdf
  17. Andreadis, Ioannis and Chadjipadelis, Theodore (2011). Voting Advice Applications and their impact on elections, 61st Political Studies Association Annual Conference "Transforming Politics: New Synergies", London, UK, 19 - 21 April 2011, available online at: http://www.polres.gr/en/sites/default/files/VAAs-Impact-on-Elections.pdf
  18. Andreadis, Ioannis and Chadjipadelis, Theodore (2011). The 2010 Elections for the Greek Regional Authorities, 61st Political Studies Association Annual Conference "Transforming Politics: New Synergies", London, UK, 19 - 21 April, available online at: http://www.polres.gr/en/sites/default/files/PSA2011-GPSG.pdf
  19. Andreadis, Ioannis (2010). Διαδικτυακές Πολιτικές Έρευνες [Web-based Political Surveys]. Proceedings of the 23rd Panhellenic Statistics Conference: "Statistics and Internet". Veroia, 7-11 April 2010, available online at: http://invenio.lib.auth.gr/record/126916/files/Web-based-surveys.pdf
  20. Andreadis, I. & Chadjipadelis, T. (2010). Comparison of Elections for the European and the National Parliament: the case of Greece. 60th Political Studies Association Annual Conference "Sixty Years of Political Studies: Achievements and Futures" University of Edinburgh, UK , 29 March - 1 April 2010, available online at: http://www.polres.gr/en/sites/default/files/PSA2010-GPSG.pdf
  21. Chadjipadelis, T. & Andreadis, I. (2010). Profiles of the European Political Groups. 60th Political Studies Association Annual Conference "Sixty Years of Political Studies: Achievements and Futures" University of Edinburgh, UK , 29 March - 1 April 2010, available online at: http://www.polres.gr/en/sites/default/files/PSA2010-EPOP.pdf
  22. Andreadis, Ioannis and Chadjipadelis, Theodore (2009). Parliamentary Elections in Greece: correspondence analysis and ecological inference, 59th Political Studies Association Annual Conference "Challenges for Democracy in a Global Era". University of Manchester, UK, 7 - 9 April 2009, available online at: http://www.polres.gr/en/sites/default/files/PSA2009-GPSG.pdf
  23. Andreadis, Ioannis (2009). The usefulness of ecological inference for the estimation of voter transition rates. 59th Political Studies Association Annual Conference "Challenges for Democracy in a Global Era", University of Manchester, UK, 7 - 9 April 2009, available online at: http://www.polres.gr/en/sites/default/files/PSA2009-EPOP.pdf
  24. Andreadis, I. Chadjipadelis, T (2008) Comparison of methods for the estimation of voter transition rates, Andreadis, Ioannis and Chadjipadelis, Theodore paper presented at Elections, Public Opinion and Parties 2008 Annual Conference 12th - 14th September, 2008, Manchester, available online at http://invenio.lib.auth.gr/record/123007/files/
  25. Andreadis, I. Chadjipadelis, T (2008) Political marketing and Greek MPs: results of a survey, , 5th International Political Marketing Conference, Manchester Business School, The University of Manchester, 27th – 29th March 2008 http://invenio.lib.auth.gr/record/124204/files/
  26. Andreadis, Ioannis and Chadjipadelis, Theodore (2008). Characteristics of Greek Parliament candidates. 58th Political Studies Association Annual Conference "Democracy, Governance and Conflict: Dilemmas of Theory and Practice", Swansea, UK, 1 - 3 April 2008, available online at: http://www.polres.gr/en/sites/default/files/PSA2008.pdf
  27. Andreadis, Ioannis and Chadjipadelis, Theodore (2007) Οργάνωση και αξιολόγηση προγράμματος επαγγελματικής ανάπτυξης στη στατιστική εκπαίδευση. [Organizing and evaluating Professional Development in Statistics Education] ENEDIM Conference Alexandroupolis (Typetheto), p. 523-533 http://www.polres.gr/en/sites/default/files/ENEDIM-2007.pdf
  28. Chadjipadelis, T. and Andreadis, I. (2007). Analysis of the Cyprus Referendum on the Annan Plan. 57th Political Studies Association Annual Conference ‘Europe and Global Politics’. 11-13 April 2007, Bath, UK, available at http://www.polres.gr/en/sites/default/files/PSA2007.pdf
  29. Andreadis, I. Chadjipadelis, T (2007) Students’ attitudes towards Aristotle University of Thessaloniki.. Proceedings of 10th Toulon-Verona conference: Quality in Services (Thessaloniki 2007) p. 447-467 http://www.polres.gr/en/sites/default/files/Andreadis-AUTH.pdf
  30. Meletiou M, Chadjipadelis, T., Mavrotheris, S., Andreadis, I. (2006) Εξ αποστάσεως διαπολιτισμική επιμόρφωση εκπαιδευτικών στην στατιστική εκπαίδευση: το ευρωπαϊκό πρόγραμμα Earlystatistics. [Distance Education for the Cross-cultural Professional Development in Statistics Education – The Earlystatistics project] 5th Pan-Hellenic Conference "ITC in education" Thessaloniki p. 457-473 http://earlystatistics.net/template/pdf/ETPE.pdf
  31. Andreadis, I. and Chadjipadelis, T. (2006) Differences in Voting Behavior, Proceedings of the 20th IPSA World Congress, Fukuoka, Japan, July 9-13 2006 http://paperroom.ipsa.org/papers/paper_5402.pdf
  32. Chadjipadelis, T. and Andreadis, I. (2006). Use of Projects for Teaching Social Statistics: Case Study. Proceedings of the 7th International Conference on Teaching Statistics: “Working Cooperatively in Statistics Education”, Salvador (Bahia), Brazil, July 2-7, 2006, available at http://www.stat.auckland.ac.nz/~iase/publications/17/8C3_CHAD.pdf
  33. Ανδρεάδης, I. Θ. Χατζηπαντελής. (2006) Έρευνες Κοινής Γνώμης σε Τοπικό Επίπεδο: Μελέτη Περίπτωσης, Πρακτικά του 19ου πανελληνίου συνεδρίου στατιστικής: “Δημοσκοπήσεις και Στατιστική”, Καστοριά, 26 -29 Απριλίου 2006, σ. 91-99. http://www.polres.gr/en/sites/default/files/ESI-2006.pdf
  34. Ανδρεάδης, Ι. Θ. Χατζηπαντελής. (2005) “Η διδασκαλία της στατιστικής με την οργάνωση ερευνών: μελέτη περίπτωσης”, Πρακτικά του δέκατου όγδοου πανελληνίου συνεδρίου στατιστικής, Ρόδος, 4-7 Μαΐου 2005, σ. 63-70. http://www.polres.gr/en/sites/default/files/ESI-2005.pdf
  35. Ανδρεάδης, Ι. & Χ. Μωυσιάδης (2001) “Η Κατανομή Weibull στο Χρονικό Προγραμματισμό Έργων”, Πρακτικά δέκατου τέταρτου πανελληνίου συνεδρίου στατιστικής, Σκιάθος, 18-21 Απριλίου 2001, 89-96. http://www.polres.gr/en/sites/default/files/ESI2001.pdf
  36. Μωυσιάδης, Π., Ι. Ανδρεάδης (1996) “Βέλτιστες Διαδρομές σε Δίκτυα Μεταβλητού Κόστους”. Πρακτικά ένατου πανελληνίου συνεδρίου στατιστικής, Ξάνθη, 18-20 Απριλίου 1996, 255-262. http://www.polres.gr/en/sites/default/files/esi1996.pdf

Journal papers

  1. Andreadis, I., Teperoglou, E., Tsatsanis. E. (2011) Η δομή του ιδεολογικού χώρου στην Ελλάδα: χαρτογράφηση των προτιμήσεων πολιτικής κομμάτων και ψηφοφόρων, The structure of ideological space in Greece: mapping parties’ and voters’ policy preferences], Hellenic Political Science Review 38 p. 5-32 http://invenio.lib.auth.gr/record/129405/files/Ideological-space.pdf
  2. Teperoglou, E. Chadjipadelis, T. & Andreadis I. (2010). 'Μελέτη διαιρετικών τομών εκλογέων και υποψηφίων στο εθνικό και ευρωπαϊκό δίπολο: συγκλίσεις και αποκλίσεις' [Cleavages of Voters and Candidates in the National and the European Dimension: Convergences and Divergences], Science and Society - Journal of Political and Moral Theory 25 p.37-63 http://www.polres.gr/en/sites/default/files/Science-Society-2010.pdf (English abstract at: http://old.media.uoa.gr/sas/issues_en/25_issue/index.html)
  3. Andreadis, Ioannis and Chadjipadelis, Theodore (2009). A method for the estimation of voter transition rates. Journal of Elections, Public Opinion and Parties 19(2):203-218 (download the algorithm and read the instructions).
  4. Chadjipadelis, T. and Andreadis, I. (2007). Οι μετακινήσεις των ψηφοφόρων προς την Ένωση Κέντρου στις βουλευτικές εκλογές του 1963 και του 1964. [Voter transitions towards the Centre Union in the parliamentary elections of 1963 and 1964] Greek Political Science Review v. 29, p. 90-111. http://www.polres.gr/en/sites/default/files/eepe2007_0.pdf
  5. Chadjipadelis, T. and Andreadis, I. (2007) Κόμματα, Πρόσωπα, Θέματα: Ανάλυση των δεδομένων δειγματοληπτικής έρευνας. Απρίλιος 2005, [Parties, Candidates, Issues: Data analysis of the April 2005 survey sample] Data Analysis Bulletin 7 (2007) σ. 171-184. http://www.polres.gr/en/sites/default/files/Data-Analysis-Bulletin-2007.pdf
  6. Andreadis, I. (2005) Αποχή στις Βουλευτικές Εκλογές και στις Ευρωεκλογές 2004 [Abstention in the Greek elections of 2004 for the National and the European Parliament], Political Science, 2005, 1:76-88 http://www.polres.gr/en/sites/default/files/Abstention.pdf

Research papers and reports

  1. Andreadis, I. (2014) Hellenic Voter Study 2012: Weights for the Hellenic Voter Study 2012. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-08-16. http://doi.org/10.3886/E13045V1 http://www.polres.gr/en/sites/default/files/weights-elnes-2012.pdf
  2. Andreadis, I. (2014) The Hellenic Panel Study - EES 2014. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-08-14. http://doi.org/10.3886/E12647V1 http://www.polres.gr/en/sites/default/files/HELLENIC-PANEL-EES2014.pdf
  3. Andreadis, I. (2014) Weights for the Hellenic Panel study of EES 2014. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2014-08-14. http://doi.org/10.3886/E12611V1 http://www.polres.gr/en/sites/default/files/weights-panel.pdf

Selected conference presentations

  1. Ioannis Andreadis and Hermann Schmitt (2014) Vote Switching in European Multi-party Systems New York State Political Science Association, 2014 Annual Conference, April 25-26, 2014, St. John's University -- New York, NY.
  2. Checking Data Quality with Item Response Time Andreadis, I., WEBDATAMETRICS Workshop I: "The visual and the hidden in web-based data collection: images, perception, paradata and non-reactive data" University of Bergamo, January 21-23, 2013
  3. Mixed-mode surveys: Do different modes produce different data? Evidence from the Greek Candidate Survey, Ioannis Andreadis, Presented at the 4th Conference of the European Survey Research Association (ESRA) held in Lausanne, Switzerland, from the 18th to the 22nd of July, 2011
  4. A comparison of voters and party elites: evidence from political surveys in Greece, Ioannis Andreadis, 1st Annual General Conference of the European Political Science Association, June 16-18 2011, Guinness Storehouse Conference Centre, Dublin, Ireland