Education
He studied art history and archaeology at Leiden University.
He studied art history and archaeology at Leiden University.
His published works include Halcyon Days: Contributions to The Spirit Lamp, Dear Sir: Letters of Mr. and Mistress Couperus to Oscar Wilde, I Desire The Moon: The Diary of Lady (Olive Custance), and Oscar Wilde: A Plea and a Reminiscence. He is currently working on an edition of the collected correspondence of Wintermans presents the case that Douglas was, contrary to popular belief, a supportive and kind lover who worshipped the playwright - and whose subsequent life was destroyed.
The biographical portion of the book is also accompanied by an anthology of Douglas" poetry.
The biography is an expanded English translation of Wintermans" earlier publication, De boezemvriend van Oscar Wilde, which has also been translated into German and published as Lord, ein Leben im Schatten von Oscar Wilde.
His latest book about Douglas is: A Poet"s Life and his Finest Work, a biography of "Bosie" which sets out to defend Oscar Wilde"s lover "Bosie" from over a century of allegedly false accusations and misinformation.