A month after a New York Times article illuminated doubts about the authenticity of the works in Orlando Museum of Art’s Jean-Michel Basquiat exhibition, the chairwoman of the institution’s board of trustees says she unequivocally stands behind the exhibit and museum director Aaron De Groft. But across the art world, the topic continues to create buzz as an investigative blogger publishes article after article about those involved in the discovery of the Basquiat art — including criminal records.