How did the growth of art history help experts identify forgeries and mistaken attributions?

The growth of art history as an academic discipline provided a structured framework that significantly improved the ability of experts to identify forgeries and misattributions. By establishing comprehensive, agreed-upon bodies of work for specific artists and historical eras, scholars created a baseline against which new discoveries could be measured.1

This development aided detection in several key ways:

• Stylistic Analysis: Art historians developed the ability to recognize an artist’s unique flair, brushwork, and compositional choices. By documenting how an artist’s style evolved over their career, experts can identify inconsistencies in a suspected work that deviate from the artist's known production.2
• Contextual Knowledge: Deep research into the historical, social, and material conditions of specific epochs allows experts to spot anachronisms. For instance, forgers often lack the scholarly background to correctly combine iconography or understand the functional purpose of ancient objects, leading to errors that betray the fraud.2
• Provenance Research: The formal study of an object’s history of ownership and archival records helps verify authenticity. By tracing a work’s origin and previous whereabouts, experts can cross-reference it with historical documentation.31

These scholarly methods, when combined with modern scientific testing, allow for a more rigorous "winnowing out" of inauthentic works.1