Complex sentence: Professor Luigi Salerno, (born 1924, deceased 1992) was an Italian historian of Italian art and historiographer, particularly known as a scholar of the Italian baroque and Salvator Rosa, with expertise on the 17th century, including Guercino and Caravaggio.
Split into simpler sentences: Professor Luigi Salerno, (born 1924, deceased 1992) was an Italian historian of Italian art and historiographer. He is particularly known as a scholar of the Italian baroque and Salvator Rosa, with expertise on the 17th century, including Guercino and Caravaggio.