The author seeks to to make a comparison between Jekyll's transformation and real life.
Explanation:
In the case of Dr Jekyll and Mr Hyde, Dr Henry Jekyll changes himself into an Edward Hyde an evil doer: the fall out of Dr Jekylls experiment.
At the end of the strange story, Dr Jekyll before his death wills his estate to his evil persona Edward Hyde.
So the article refers to this story with the intention to consider the extent to which the legal frameworks will permit the sort of transfer that happened between Jekyll and Hyde, were it to happen in real life.
