Andreas Perlach, also known as Andreas Perlacher and Andreas Perlachius ex Wittschein Stiriensis, (1490-1551) was born in Svečina

Svečina

Svečina is a settlement in the western Slovenske gorice hills to the north of Plač in the Kungota Municipality in northeastern Slovenia.There is a mansion in the settlement. In its conception it dates to the 12th century, but the current building is late Renaissance dating to 1629 with a square...

, in the Habsburg empire (now in Slovenia

Slovenia

Slovenia , officially the Republic of Slovenia , is a country in Central and Southeastern Europe touching the Alps and bordering the Mediterranean. Slovenia borders Italy to the west, Croatia to the south and east, Hungary to the northeast, and Austria to the north, and also has a small portion of...

). Perlach was the court astrologer to Archduke Ferdninand of Habsburg

Habsburg

The House of Habsburg , also found as Hapsburg, and also known as House of Austria is one of the most important royal houses of Europe and is best known for being an origin of all of the formally elected Holy Roman Emperors between 1438 and 1740, as well as rulers of the Austrian Empire and...

 in addition to being a practicing physician

Physician

A physician is a health care provider who practices the profession of medicine, which is concerned with promoting, maintaining or restoring human health through the study, diagnosis, and treatment of disease, injury and other physical and mental impairments...

 and a lecturer of mathematics

Mathematics

Mathematics is the study of quantity, space, structure, and change. Mathematicians seek out patterns and formulate new conjectures. Mathematicians resolve the truth or falsity of conjectures by mathematical proofs, which are arguments sufficient to convince other mathematicians of their validity...

 and astrology

Astrology

Astrology consists of a number of belief systems which hold that there is a relationship between astronomical phenomena and events in the human world...

 at the University of Vienna

University of Vienna

The University of Vienna is a public university located in Vienna, Austria. It was founded by Duke Rudolph IV in 1365 and is the oldest university in the German-speaking world...

. He received his doctorate of medicine from the University of Vienna in 1530.

Perlach is notable for his support of the use of almanacs, having lectured on their importance and usage. His lectures were printed in outline form in 1519 and in full commentary in 1551. He also composed annual astrological almanacs for most of his career.

Perlach lectured on mathematics from 1515 to 1549 as well as astrology and its application in medicine. He became dean of the Astrological Faculty, was appointed four times as dean of the Medical Faculty in Vienna, and as rector of the University of Vienna in 1549. His tombstone is built into the wall of the St. Stephen's Cathedral in Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

.