The answer to your question, at least in Ms Edelman’s case, can be summed up in one word - pension.
At 60, she's probably been retired 5 years already.
“can be summed up in one word - pension.”
Then shouldn’t she be more worried about who runs CALIFORNIA?? Educators’ pensions are a state responsibility. And CA is BROKE. Now, which political party runs CA? I forgot/s;)