We delve into the world and meaning of the Jewish High Holy Days — ten days that span the new year of Rosh Hashanah through Yom Kippur’s rituals of atonement. A young rabbi in L.A. is one voice in a Jewish spiritual renaissance that is taking many forms across the U.S. The vast majority of her congregation are people in their 20s and 30s, who, she says, are making life-giving connections between ritual, personal transformation, and relevance in the world.