Procrastinating genius: did da Vinci have attention disorder?

Renaissance genius Leonardo da Vinci’s litany of exquisite but unfinished work shows he probably had an attention disorder common to modern society.

That is the view of psychiatry professor Marco Catani, who believes Attention Deficit and Hyperactivity Disorder (ADHD) explains both da Vinci’s chronic procrastination and his creative drive in the arts and sciences.

“I am confident ADHD is the most convincing and scientifically plausible hypothesis to explain Leonardo’s difficulty in finishing his works,” Catani, of King’s College in London, argued in a scientific paper published on Friday.

Even the Italian’s most famous work, the . . .