Born: September 26, 1946 Püspökladány, Hungary
Sex: male; Marital status: married, 3 children
Citizen and permanent resident of Hungary
Office: Computer and Automation Research Institute (CARI)
1111 Budapest, Lágymányosi u. 11, Hungary
Phone: (+36 1) 209-5272 Fax: (+36 1). 209-5269
E-mail: dj@ilab.sztaki.hu

Diploma in Mathematics, Moscow State University, 1970. Thesis: many-valued logics.
PhD in Eötvös Loránd University, Budapest, 1974. Thesis: k-valued logics.
Candidate in Mathematical and Physical Sciences, Moscow, 1974. Thesis: k-valued logics.
Doctor in Mathematical Science, Hungarian Academy of Sciences, 1981, Thesis: logical and algebraic investigations in relational database system.
Corresponding member of the Hungarian Academy of Sciences, 1987.
Full member of the Hungarian Academy of Sciences, 1995.

Recipient of the Géza Grünwald Prize for outstanding results in computer science, given by the J. Bolyai Mathematical Society (1973); Recipient of the Ottó Benedikt Award of the Hungarian Academy of Sciences (1982); Academic Prize, Award of the Hungarian Academy of Sciences (1984); Recipient of the László Kalmár Prize from the John von Neumann Computer Science Society (1990)

Computer and Automation Research Institute, Hungarian Academy of Sciences, since 1970.
Assistant professor of L. Kossuth University, Debrecen, Hungary, 1977-81.
Full professor of Computer Science of L. Eötvös University, Budapest, Hungary, since 1982.

Head of the Informatics Division, CARI (since 1976).

Discrete mathematics. Database systems and models. Algebraic, combinatorial and logical methods in database systems. Theory of algorithms, complexity. Structural problems of many-valued logics.

Member of the Computer Science Committee and of the Committee of Mathematics of the Hungarian Academy of Sciences from 1979.
Member of the Editorial Boards of various periodicals. Chairman of several national and international conferences.

Research experience of 20 years, leading several domestic and international research projects

Recent research grants:

Hungarian National Science Foundation (OTKA), 1995-1998, Project no.:T016524 Research in theoretical informatics.Project leader.

Large Parallel Databases, 1994-1995. Copernicus Grant, Supervisor

Supervising several PhD dissertations. Invited speaker at many international conferences.

Mother tongue: Hungarian; high-level Russian, fluent English

Author or co-author of 180 research papers and 4 books.