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cs-N Tento uživatel je rodilý mluvčí češtiny.
en-3 This user has advanced knowledge of English.
de-2 Dieser Benutzer beherrscht Deutsch auf fortgeschrittenem Niveau.
sk-1 Tento užívateľ má základné znalosti slovenčiny.
ru-1 Этот участник владеет русским языком на начальном уровне.
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Dan Polansky is mainly a contributor to the English Wiktionary, where he has a user page. Contributions include Czech content, thesaurus entries (previously "Wikisaurus"), votes that drive transparency, and more. Contributions further include those to Wikibooks (e.g. Windows Batch Scripting) and Wikisource (e.g. Britannica 1911). Background in mathematics and computer science. Interest in philosophy (Descartes, Mill, Poincaré, Russell, Popper, Kuhn, Lakatos, Kripke, Hofstadter, Dawkins) but not the continental pseudo-philosophy.