Nicolaus Copernicus Albert, Alexander Jagiellon, and Sigismund I the Old. He was a friend and key advisor to each ruler, and his influence greatly strengthened the ties between Warmia and Poland proper. Watzenrode came to be considered the most powerful man in Warmia, and his wealth, connections and influence allowed him to secure Copernicus' education and career as a canon at Frombork Cathedral. Copernicus is postulated to have spoken Latin, German, and Polish with equal fluency; he also spoke Greek and Italian, and had some knowledge of Hebrew. The vast majority of Copernicus's extant writings are in Latin, the language of European
Copernicus Publications their journals was terminated under allegations of nepotistic reviewing and malpractice; see "Pattern Recognition in Physics#History" for details. Copernicus Publications Copernicus Publications (also: Copernicus GmbH) is a publisher of scientific literature based in Göttingen, Germany. Founded in 1994, Copernicus Publications currently publishes 28 peer-reviewed open access scientific journals and other publications on behalf of the European Geosciences Union. Copernicus Publications is part of the open-access publishing movement. Initially, the CC-BY-NC was used. In 2007, they switched to the CC-BY attribution license. Copernicus Publications has been described as the largest open access publisher in the Geo- and Earth system sciences, and