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Lavater, Johann Kaspar

(Encyclopedia)Lavater, Johann Kaspar yōˈhän käsˈpär läˈvätər, läväˈtər [key], 1741–1801, Swiss theologian and mystic. He wrote several books on metaphysics, but he is chiefly remembered for his work...

Lambert, Johann Heinrich

(Encyclopedia)Lambert, Johann Heinrich yōˈhän hīnˈrĭkh lämˈbĕrt [key], 1728–77, German-French philosopher and scientist, b. Alsace. He developed many basic concepts in mathematics, including that of the ...

Lamont, Johann von

(Encyclopedia)Lamont, Johann von yōˈhän fən läˈmônt [key], 1805–79, Scottish-German astronomer and magnetician, b. Scotland. In 1817 he went to Ratisbon to study at the seminary. He remained in Germany to ...

Poggendorff, Johann Christian

(Encyclopedia)Poggendorff, Johann Christian yōˈhän krĭsˈtyän pôgˈəndôrfˌ [key], 1796–1877, German physicist and chemist. He founded (1824) and edited the important Annalen der Physik und Chemie and edi...

Burckhardt, Johann Ludwig

(Encyclopedia)Burckhardt, Johann Ludwig or John Lewis bo͝orkˈhärt [key], 1784–1817, European explorer, b. Switzerland, educated in Germany. Supported by an English association for promoting African discovery,...

Böttger, Johann Friedrich

(Encyclopedia)Böttger, Johann Friedrich yōˈhän frēˈdrĭkh bötˈgər [key], 1682–1719, German chemist and originator of Dresden china. When the Swedish invasion of Saxony occurred (1706), Böttger and his a...

Struensee, Johann Friedrich

(Encyclopedia)Struensee, Johann Friedrich yōˈhän frēˈdrĭkh shtro͞oˈənzā, stro͞oˈ– [key], 1737–72, Danish politician, b. Germany. As physician to Christian VII he gained complete mastery over the ins...

Winckelmann, Johann Joachim

(Encyclopedia)Winckelmann, Johann Joachim yōˈhän yōäˈkhĭm vĭngˈkəlmän [key], 1717–68, German classical archaeologist and historian of ancient art, in which field he was a noted authority. A convert to ...

Bengel, Johann Albrecht

(Encyclopedia)Bengel, Johann Albrecht yōˈhän älˈbrĕkht bĕngˈəl [key], 1687–1752, German Lutheran theologian and biblical scholar. He was appointed (1713) professor in charge of a theological training sch...

Beissel, Johann Conrad

(Encyclopedia)Beissel, Johann Conrad yōˈhän kônˈrät bīˈsəl [key], 1690–1768, founder of the Seventh-Day Baptist community at Ephrata, Pa. Emigrating (1720) from Germany, he settled first with the German ...