Efron, who lives in Israel, used to be a researcher at the RAND Corporation, and has advised the United Nations, where she worked on issues relating to the humanitarian situation in the Gaza Strip. She was also formerly a reservist for the Coordination of Government Activities in the Territories,

The war in Gaza began when Hamas-led militants attacked southern Israel, killing some 1,200 people, mostly civilians, and abducting 251 others. The militants are still holding 58

Two days after aid began entering Gaza, the desperately needed new supplies have not yet reached people in Gaza, which has been under an Israeli blockade for nearly three months, according to the United Nations.