Porter, a distinguished British historian, died in 2002 at the age of 55.
But this time the news is more than 400 years old and the accusations the work of a dogged British historian.
Roy Porter was among the most important British historians of the last 50 years.
British historians, apart from a few Marxists, were generally hostile.
He was the famous British historian, author and academic.
An early account by two leading British historians of the time.
Patrick Joyce is a British social historian, who has also worked on political history.
A British historian sees Lincoln as a model president, one who knew how power should be won and used.
He "was considered to be among the outstanding British historians of his time."
It seemed a very odd place for a man who prides himself on being a serious British historian.