This is not actually true.
Atwood's inspiration was the People Of Hope.
The Federalist Society’s list of approved Supreme Court nominees, from which the nominee will be drawn, has a handful of youngish women wingnuts, two of whom seem to top the list for the vacancy created by the death of Justice Ruth Bader Ginsburg. The two sucking up most of the oxygen in the speculation, and whom power-addled Donald Trump seems to be able to keep in his head, are over-the-top extremist and extremist: Amy Coney Barrett, representing The Handmaid’s Tale as societal model wing, and Barbara Lagoa, the quid pro quo choice.