Smith and Lachman have collected essays on the nature, elements, and historic Reformed approach to the worship of God. Beyond their own contributions to the book, they include articles by Herman Hanko, Sherman E. Clark Copeland, William Young, Sherman Isbell, Douglas Kelly, Louis DeBoer, Henry Krabbendam, John Murray, A. Michael Schneider, Kerry W. Hurst, J. Cameron Fraser, C. Gregg Singer, Kevin Reed, and Thomas G. Reid.