Here you'll find the latest monthly portfolio review, plus the start page for the discussion of the seven test Risk Parity portfolios and three benchmark portfolios. The series begins with a comparison of them all, then each one is explained and analyzed in turn.
Here is the latest monthly portfolio review:
If you are interested in digging more into the sample portfolios, this series of posts has been set up to allow you to just click "Next Post" at the bottom right. This will introduce the portfolios and compare them briefly, and then as you go through the subsequent posts, you'll be able to see them each in greater depth.
If you want to skip around, though, here are the relevant posts:
Overview of the Test Portfolios, with a note about the methodology of the backtests
Finally, a post covering the withdrawal rules for the portfolios.