Beginning in the early 19th century, many German biblical scholars began to question the traditional attribution of these letters to Paul.
The traditional attribution was to Origen.
Throughout his numerous books on the authorship question, Greenwood limited himself to arguing against the traditional attribution, without supporting any alternative candidate.
Gregory Nazianzen sent a letter to a friend which supports the traditional attribution.
The traditional attribution to Droeshout the younger is made on stylistic grounds.
In spite of the traditional attribution, who the grave belongs to is a mystery, and even the year of its construction is uncertain.
More recent research by June Schlueter reaffirms the traditional attribution to the younger Droeshout.
The epoch of traditional attribution of the script to Jerome ended probably in 1812.
At that time connoisseurship of Old Master paintings was in its infancy, and the works received highly optimistic traditional attributions.
Also, the relationship between the grave and Hatakeyama Shigeyasu is, the traditional attribution notwithstanding, unclear.