authorship

“Any new attention, especially about the building’s authorship, could reignite old debates,” Pogue said in an earlier interview.

The coherent level of informed specificity certainly suggests authorship by a knowledgeable insider.

"I think it will clarify matters if I spell out, for the first and I hope only time, the straight and verifiable facts about the authorship of the English version of Les Miserables," he wrote.

With its religious overtones, “In Whose Name?” nods to the trappings of faith that often surrounded West but also asks something broader about authorship and accountability.

The museum said it relied on the documents provided by Mr Cohen and that the inclusion of his paintings in its exhibition "should not be interpreted as institutional validation of their authorship or authenticity".