Pietro Paolo Cristofari was a late-Baroque

Baroque

The Baroque is a period and the style that used exaggerated motion and clear, easily interpreted detail to produce drama, tension, exuberance, and grandeur in sculpture, painting, literature, dance, and music...

 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...

 mosaic

Mosaic

Mosaic is the art of creating images with an assemblage of small pieces of colored glass, stone, or other materials. It may be a technique of decorative art, an aspect of interior decoration, or of cultural and spiritual significance as in a cathedral...

ist active in Rome

Rome

Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...

, and the son of Fabio Cristofari

Fabio Cristofari

Fabio Cristofari was an Italian Baroque painter and mosaicist active in Rome. He was a member of the Academy of Saint Luke by 1658, and became the leading mosaicist in St. Peter's Basilica during the 1670s and 1680s...

. In July 1627 he became the first director of the Vatican

Vatican City

Vatican City , or Vatican City State, in Italian officially Stato della Città del Vaticano , which translates literally as State of the City of the Vatican, is a landlocked sovereign city-state whose territory consists of a walled enclave within the city of Rome, Italy. It has an area of...

 mosaic studio, responsible for dome for decorating the domes and altars in St. Peter's Basilica

St. Peter's Basilica

The Papal Basilica of Saint Peter , officially known in Italian as ' and commonly known as Saint Peter's Basilica, is a Late Renaissance church located within the Vatican City. Saint Peter's Basilica has the largest interior of any Christian church in the world...

. Under his leadership he personally made mosaic altarpieces after the paintings of artists such as Giovanni Francesco Romanelli

Giovanni Francesco Romanelli

Giovanni Francesco Romanelli was an Italian painter of the Baroque.Romanelli was an Italian painter of the seventeenth century and trained in Rome in the studio of Pietro da Cortona, the leading painter of the time....

, Guercino, Domenichino, and Nicolas Poussin

Nicolas Poussin

Nicolas Poussin was a French painter in the classical style. His work predominantly features clarity, logic, and order, and favors line over color. His work serves as an alternative to the dominant Baroque style of the 17th century...

.