They are Larry Kramer and Andreas Paepcke, both of whom have ties to Stanford, where SBF's parents work.
On Wednesday, unsealed court records identified the FTX founder's bail guarantors as Larry Kramer, a former dean of Stanford Law School, and Andreas Paepcke, a senior research scientist at Stanford.
A screenshot of Larry Kramer's bio on a Stanford Law School web page shows that he's emeritus dean of the institution.
from the University of Chicago Law School in 1984, according to his Stanford Law bio page.
On his personal page, Paepcke listed hobbies including "piano studies and simple composition, worrying, and poetry."