Renew or Retain? The Place of the HC in School, Church and Catechesis Basic J. P. Proos Listening to the different voices that call for the renewing or retaining of the Heidelberg Catechism, this article looks at the place of the catechism in school, church, and catechesis, and shows the challenges facing the aforementioned voices. Read more about Renew or Retain? Share Add new comment