Johnson, who was offered a five-year contract, will be eligible for a $20,000 yearly bonus if she meets education goals, according to the Boston Globe.
And there are other benefits. From the story: "Johnson will also receive a $7,200 annual car allowance, annual contributions toward her retirement, and a housing allowance of up to $18,000 while she sells her house in Memphis. Her contract, excluding the one-time housing allowance and retirement contributions that have yet to be calculated, could be worth up to $302,200 a year.
"She will also receive a 2.5 percent raise each year, provided she has satisfactory performance. By June 30, 2012, when her contract expires, Johnson will be paid a $303,548 base salary."
Johnson's salary in Memphis was $204,516.