ACCORDING TO BARRON, the first Jewish-Arab Seder in D.C. was held 25 years ago, bringing people together to work toward peace in the Middle East. “We are still working,” said Barron, “but look how far we’ve come and how many friendships we have built together.”

In the middle of the night a few years ago, Imam Mohamed Magid got a peculiar phone call from a young man who attended his Northern Virginia mosque. The man, who was in the car with a woman, wanted to know if the imam could perform a marriage “right now” in a parking lot so the man could wouldn’t feel bad if he had sex.