GED (General Education Degree), High School Equivelant in Prisons, specifically Ohio

Please use peer-reviewed journal articles for citations nothing earlier then 2017. My format for this section is
simpleWhat is the value of a GED in and after prison?
Employability with a GED in and after prison?
Motivation behind getting a GED in and after prison (specific time off sentencing?)
Does getting a GED Lead to college in and after prison?