Undergraduate studies at the University of Patras, Greece (B. Sc., 1984 in Mathematics), graduate studies at the University of Maryland, USA (M. A., 1988 and Ph.D., 1992). He has worked as Research Assistant at the University of Maryland and USDA, USA (1987-1992), as Research Fellow at the Institute of Statistical Sciences, Taipei, Taiwan (1991-1992 & 8/99-9/99) and at the Cyprus Institute of Neurology and Genetics (9/99-1/00). He has taught at the University of Maryland, USA (Instructor, 1992), University of Athens (Visiting Assistant Professor, 10/99), University of the Aegean (3/2006 and 10/2007) and at the University of Cyprus (Lecturer, 1992-1995, Assistant Professor, 1995-2002 and Associate Professor, 2002).

Statistical Modeling
Model Selection Criteria
Biostatistics
Information Theory
Time Series Analysis

ARTICLES (last 2 years)
1. Mattheou, K., Lee, S. and Karagrigoriou, A. (2009). A model selection criterion based on the BHHJ measure of divergence, J. Statist. Plan. Infer., Vol. 139, pp. 128-135.
2. Karagrigoriou, A. and Mattheou, K. (2010). On distributional properties and goodness of fit tests, Commun. in Statist., Vol. 39, 472-482.
3. Mantalos, P., Mattheou, K., Karagrigoriou, A. (2010). Forecasting ARMA Models: A comparative study of information criteria focusing on MDIC, J. Statist. Comput. and Simul., 80(1), 61-73.
4. Panayiotou, P. and Karagrigoriou, A. (2011). Optimal Φ-divergence tests, Intern. J. of Appl. Math. and Statist., 24 (SI-11A), 20-29.
5. Mattheou, K. and Karagrigoriou, A. (2010). A new family of divergence measures for tests of fit, Austr. and N. Zealand J. of Statist., 52(2), 187-200.
6. Vonta, F. and Karagrigoriou, A. (2010). Generalized measures of divergence in survival analysis and reliability, J. of Applied Prob., 47 (1), 1-19.
7. Karagrigoriou, A., Koukouvinos, C., and Mylona, K. (2010). On the advantages of the nonconcave penalized likelihood model selection method with minimum prediction errors in large scale medical studies J. Applied Statist., 37 (1), 13-24.
8. Mantalos, P., Mattheou, K., Karagrigoriou, A. (2010). An Improved Divergence Information Criterion for the Determination of the Order of an AR Process, Comm. In Statist. – Comput. Simul., 39 (5), 865-879.
9. Koutrouvelis, I. and Karagrigoriou, A. (2011). Cumulant plots and goodness of fit tests for the Inverse Gaussian distribution, J. Stat. Comp. & Simul. Vol. 82 (2), 343-358.
10. Lee, S. and Karagrigoriou, A. (2011). On the φ-Divergence Test for Time Series Models, Statistical Methodology, 8, 442-450.

CHAPTERS IN BOOKS (last 2 years)
11. Vonta, F. and Karagrigoriou, A. (2010). Information measures in biostatistics and reliability, In Mathematical and Statistical Models & Methods in Reliability Applications to Medicine, Finance, and Quality Control, Rykov, V.V., Balakrishnan, N., Nikulin, M.S. (eds), Birkhauser, Boston, 401-413.
12. Karagrigoriou, A. (2011). Statistical inference for reliability related distributions, In Recent Advances in System Reliability: Signatures, Multi-state Systems and Statistical Inference, Lisnianski, A. & Frenkel, I. eds., Springer, Boston, 253-268.
13. Karagrigoriou, A., Mattheou, K. and Panayiotou, P. (2010). On generalized tests of fit for multinomial populations In Mathematical and Statistical Models and Methods in Reliability, Rykov, V. V., Balakrishnan, N. & Nikulin M. (eds), Birkhauser, Boston, 243-254.

Personal Website: http://www2.ucy.ac.cy/~alex/