Janusz Marek Bujnicki (Polish pronunciation: [ˈja.nuʂ ma.rɛk bujˈɲit͡s.ki]; born 1975[1]) is a Polish biologist specializing in experimental and computational structural biology, professor of biological sciences, head of the Laboratory of Bioinformatics and Protein Engineering at the International Institute of Molecular and Cell Biology in Warsaw.[2]