Biologist, born Heinzendorf, Austrian Silesia, 1822; died Brünn, Moravia, 1884. Ordained a priest of the Augustinian Order, 1847, he was appointed teacher of physics in the Realschule. In 1886 he relinquished his educational labors to become abbot of Saint Thomas's monastery, Brünn. His experiments, which resulted in Mendel's Law, were commenced while he was a novice and carried out in the gardens adjoining his abbey.