Final answer:
The question regarding who bequeathed Rose Hill to Sigma Pi cannot be answered with the provided information, as it lacks relevant details concerning the bequeathment or the history of Sigma Pi and Rose Hill.
Step-by-step explanation:
The question pertains to the historical action of bequeathing Rose Hill to the fraternity Sigma Pi. Unfortunately, the provided information does not include specific details about the bequeathment of Rose Hill to Sigma Pi. The information given is about various authors and contributors to a project, and while it mentions individuals associated with academia, it does not specifically reference the history of Sigma Pi or the Rose Hill property.
Nonetheless, to address the student's question with relevance, it is important to obtain factual and specific historical accounts regarding the bequeathment in question. For accurate details, one would typically refer to historical records or publications related to the fraternity's history or the particular estate of Rose Hill.