István Vincze (1912-1999) and his contribution to lattice path combinatorics and statistics

A brief account of the life and work of István Vincze, a prominent Hungarian statistician, is given. His contributions in various topics are discussed. They include empirical distribution, Kolmogorov-Smirnov statistics, information theory, Cramér-Fréchet-Rao inequality, estimation of density, and a characterization problem.