Olof Celsius Olof Celsius Olof Celsius (the elder) (19 July 1670 – 24 June 1756) was a Swedish botanist, philologist and clergyman, He was a professor at Uppsala University, Sweden. Celsius was a mentor of the botanist and scientist Carl Linnaeus. Celsius wrote his most famous book on biblical plants, "Hierobotanicon", in 1745-47. Olof Celsius's nephew Anders Celsius was an astronomer who invented a temperature scale where 100 represented the freezing point of water and 0 represented the boiling point. Jean-Pierre Christin, in 1744 reversed the scale to create the centigrade scale, renamed in 1948 to the Celsius scale in use today.
Anders Sørensen Vedel Anders Sørensen Vedel Anders Sørensen Vedel (9 November 1542 – 13 February 1616) was a Danish priest and historian. He translated the "Gesta Danorum" by Saxo Grammaticus into Danish in 1575, and published the influential ""Hundredvisebogen"" in 1591. Anders Sørensen was born in Vejle, from which place the Vedel name comes. 14 years old he moved to study in Ribe, and after finishing his education he moved on to Copenhagen University in 1561. In 1562, he was the tutor of astronomer Tycho Brahe on Brahe's Grand Tour in Europe, forming a lasting bond of friendship with him. Vedel started studying