Cody Lefever (aka GZCL) has established a cultish following for his training programs, coaching, and extensiveness of free resources on his blog (Swole at Every Height) and the Reddit community.

You can find Cody's GZCL Program and Jacked & Tan 2.0 for free on Boostcamp.
https://www.boostcamp.app/cody-lefever/gzcl-program-gzclp
https://www.boostcamp.app/cody-lefever/jacked-tan-2-0

Podcast timestamps:
0:00 Cody Lefever (GZCL) intro
3:00 How does it feel to be a popular program creator?
6:40 Will there be a GZCL Program 2.0?
9:30 How is GZCL Program 2.0 different?
13:40 The brilliance of GZCL Program
16:40 Program roadmap from new lifter to advanced
21:10 High volume trend?
23:00 The 3 principles of progress
26:15 What are the 3 biggest lessons you learned past 5 years?
26:30 Lesson 1: work capacity
30:20 Lesson 2: training variables
36:20 Lesson 3: rest days
47:50 What is it like lifting at high altitudes?
58:20 What’s it like running a gym?
1:03:20 Why strength training is important for everyone
1:09:10 How should older people (50+) start strength training?
1:15:00 Where to find Cody?