The Marquis d’Hervey de Saint-Denys (1822-1892) was a French sinologist also known for his research on dreams. He is today regarded as the father of lucid dreaming.
Phil Baker is a writer based in London. His books include The Devil Is a Gentleman: The Life and Times of Dennis Wheatley, and Austin Osman Spare: The Life and Legend of London’s Lost Artist (Strange Attractor), called by Alan Moore "little short of marvelous."