Dr. James R. Hart, President of IWS, spoke on the process of catechesis and the related rites of worship at the June 2019 Presidential Address. The outline of the process appears here:
June 2019 Presidential Address audio:
References
June 2006 Presidential Address (Bob Webber):
January 2005 Presidential Address (Bob Webber);
June 2004 Presidential Address (Bob Webber):
Jim Dodge paper on the Catechumenate:
The Catechumenate Ancient & Future