The author calls the set of reforms in the first step act the “most substantial changes in a generation to the tough-on-crime prison and sentencing laws that ballooned the federal prison population and created a criminal justice system that many conservatives and liberals view as costly and unfair.” what makes these changes so substantial?

What makes the changes substantial is the fact that the Act is meant to reduce recidivism through the creation of programs to prevent so.Pregnant prisoners , according to the Act , can no longer be shacked and the young will not be held in solitary cofinement.Minumum sentences will be reduced and the number of people in jail will not be  as astounding as it is today.

its he tried to add or forgive me but he said forego