Giuseppe Mercalli was an Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 volcanologist

Volcanology

Volcanology is the study of volcanoes, lava, magma, and related geological, geophysical and geochemical phenomena. The term volcanology is derived from the Latin word vulcan. Vulcan was the ancient Roman god of fire....

. He is best remembered today for his Mercalli scale for measuring earthquake

Earthquake

An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. The seismicity, seismism or seismic activity of an area refers to the frequency, type and size of earthquakes experienced over a period of time...

s which is still used today.
Born in Milan

Milan

Milan is the second-largest city in Italy and the capital city of the region of Lombardy and of the province of Milan. The city proper has a population of about 1.3 million, while its urban area, roughly coinciding with its administrative province and the bordering Province of Monza and Brianza ,...

, Mercalli was ordained a Roman Catholic priest and soon became a professor of the Natural Sciences at the seminary of Milan. He was removed from the professorship when he was suspected of liberalism for openly supporting a national monument to honor the great philosopher-priest Antonio Rosmini-Serbati

Antonio Rosmini-Serbati

Blessed Antonio Rosmini-Serbati was an Italian Roman Catholic priest and philosopher. He founded the Rosminians, officially the Institute of Charity or Societas a charitate nuncupata.-Biography:...

.

Subsequently the Italian

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

 government appointed him a professor at Domodossola

Domodossola

Domodossola is a city and comune in the Province of Verbano-Cusio-Ossola, in the region of Piedmont, northern Italy...

, followed by a post at Reggio di Calabria and finally a post at the Naples University.