Biostasis, the long-term preservation of a body or brain after legal death in the hope that future medicine may restore it, requires both preserved tissue and an organization capable of maintaining storage for hundreds of years, Christine Glorioso explained
Biostasis, the long-term preservation of a body or brain after legal death in the hope that future medicine may restore it, requires both preserved tissue and an organization capable of maintaining storage for hundreds of years, Christine Glorioso explained
On August 11, neuroscientist Christine Glorioso used an interview with Biostasis Technologies to organize longevity evidence according to the questions it can answer. In considering biostasis for herself, she said that assessing how well the body or brain would be preserved is not enough. She would also ask whether the organization entrusted with the procedure could continue operating for hundreds of years.
In discussions of longevity, the word “works” often conflates several different questions. Did mice live longer after an intervention? In humans, is a habit or health measure associated with a lower risk of disease? Does the intervention itself reduce disease risk or extend life? Has the result been replicated in several trials?
Glorioso matches each question to the type of evidence that can answer it. An animal experiment tests an effect in a specific biological model. An observational study compares people who already differ in their habits, health, income, and diseases. These differences can create an apparent association between a factor and an outcome. In a randomized trial, researchers assign participants to groups at random. One group receives the intervention, while the other serves as a comparison. A meta-analysis combines the results of several studies into a single estimate. Its conclusion depends on whether those studies are sufficiently comparable.
In her framework, the word “proven” has meaning only when paired with the question the evidence was designed to answer.
Biostasis raises another question alongside the evidence on preservation quality. For her own decision, Glorioso asks whether the organization entrusted with the procedure can retain its legal structure and continue operating for hundreds of years.
An analysis of organizations that undertake to preserve a body or brain after death identifies specific requirements for this kind of stability: funding for storage, appropriate legal documents, and arrangements for transferring responsibility to the next generation of custodians. These conditions determine whether storage will continue as the people responsible for it change.