One of the most influential theologians of the 20th century was a German named Karl Barth. He was a critical thinker and prolific writer who explored the interrelation of faith, theology and culture.

When I came across Shai Linne’s Jesus Kids album, I wasn’t expecting my two-year-old daughter’s favorite song to be “Catechism Interlude 1.” I assumed it might be the song that names all the people ...