Lyman Beecher was a dominant force in American religion in the first half of the nineteenth century. One of his sons, Henry Ward Beecher, was the most famous man in America in the second half of that century; his daughter, Harriet Beecher Stowe, was the leading female author of her time; and several other Beechers achieved fame and influence in their own lifetimes. We will discuss how this family's ideas and idiosyncrasies continue to dominate American evangelicalism.