Earning the minimum wage, scrambling to pay the bills, living from paycheck to paycheck, worrying about how to put food on the table, such is life for most working-class women. Many have not graduated from high school, let alone college. They are married to working-class men and live with their kids in poor, working-class neighborhoods. Very often the same neighborhoods they grew up in and will likely never leave. These are the women profiled in Jennifer Johnson's book, Getting By On the Minimum. Women who work as grocery-store cashiers, assembly-line workers, bus drivers, secretaries,...