 He also compared some of the detention conditions with those of other prisoners such as Fouquet, Lauzun and Matthioli, who had not benefited from the construction of a new cell.Furthermore, the detention of prisoners such as Fouquet or Lauzun did not remain secret for such a long time.American writer Julian Hawthorne also supports the identification of the Man in the iron Mask with this valet, whom he does not liken to Louis XIV's twin brother though.