Who is Paracelsus?

Theophrastus Philips Aerolus Bommbastus von Hohenheim (Paracelsus) - 16th cen. German physisian, desease caused by external agents.

Who is Girolamo Francastoro?

Girolamo Francestoro: Italian physician, deseases spread by invisible seminaria contagium (contagious seeds)

 Who is Andreas Vesalius?

16th century anatomist, lecturer, errors in Galen's thinking.

Who is Ambroise Pare?

16th century French army surgeon, difference between physician (undersand and treat illnesses) and surgeon (cut infected areas).

Who is Girolamo Fabricus?

Professor of anatomy at Padua, discovered valves but didn't understand them, pupil did (William Harvey).

Who is Claudius Ptolemy?

1st century A.D., Greek astronomer, universe built on spheres, planets embedded in spheres, revolve around earth.

Who is Nicholas Copernicus?

Polish priest, mathematician, 16th century, studied sky, read Ptolemy's works.

Who is Galileo?

Italian professor of math at University of Padua, used telescope to study sky.

Who is Johann Muller?

Mid 15th century mathematician, wrote De Triangulis: earliest works of modern trigonometry.

Who is Martin Bechaim and Matin Waldseemuller and when was navigation at large?

M.B: Nuremberg merchant, made globe, introduced 3rd dimension.

M.W: German cartographer, made map that included north and south America.

Navigation: late 12th through 15th centuries.