From the Organization for the Resolution of Agunot:
“Why should I sign a Halachic Prenup? My fiance is a great person and would never want to hurt me?
As a matter of public policy, signing The Prenup must become the norm so that all members of the Jewish community are protected from the horrors of get-refusal. To prevent an outbreak of disease, the entire population needs to be vaccinated, not just a few people.