Restoration of the Sistine Chapel frescoes between 1980 and 1994. This most recent restoration had a profound effect on art lovers and historians, as colours and details that had not been seen for centuries were revealed. It has been claimed that as a result "Every book on Michelangelo will have to be rewritten". Others, such as the art historian James Beck of ArtWatch International, have been extremely critical of the restoration, saying that the restorers have not realised the true intentions of the artist. This is the subject of continuing debate. The frescoes on the ceiling of the Sistine Chapel had a number of interventions prior
Illusionistic ceiling painting Sant'Ignazio, Rome. Illusionistic ceiling painting belongs to the general class of illusionism in art—art designed to create accurate representations of reality. Di sotto in sù (or "sotto in su"), which means "seen from below" or "from below, upward" in Italian, developed in late Quattrocento Italian Renaissance painting, notably in Andrea Mantegna's Camera degli Sposi in Mantua and in frescoes by Melozzo da Forlì. Italian terminology for this technique reflects the latter artist's influence and is called "prospettiva melozziana", or "Melozzo's perspective". Another notable use is by Antonio da Correggio in the Duomo of Parma, which foreshadows Baroque grandeur. The technique