Over the past few decades, the number of Americans who identify as religiously unaffiliated—often referred to as “nones”—has grown rapidly. In the 1970s, only about 5% of Americans fell into this category. Today, that number exceeds 25%. Scholars have debated whether this change simply reflects a general decline in belief, or whether it signals something more complex. The research team wanted to explore the deeper forces at play: Why are people leaving institutional religion? What are they replacing it with? And how are their personal values shaping that process?