Upper Indoc Course | LRH vs COB

L. Ron Hubbard - Founder of Dianetics and Scientology

LRH — Founder of Dianetics and Scientology

Since their development in the late 1950s, Upper Indocs have been part of various Academy checksheets. They have never once been made into a separate course needing to be done before a student may train in the Academy.
David Miscavige (COB*) - Leader of Scientology since LRH's death

David Miscavige — SELF-APPOINTED CHAIRMAN OF THE BOARD, RTC

Along with Pro TRs, COB released the New Professional Upper Indocs Course in 1991. It is also a prerequisite for any and all Academy training.