Before spending money on a subscription, buy an inexpensive notebook at the grocery store and use it to do pre-mortems, post-mortems, and to track your reasoning contemporaneously with your decision making. That will have a much bigger positive effect than simply receiving or even dutifully reading information from any of those sources.
And for one, Farnam Street essentially suggests doing the same thing.
Before spending money on a subscription, buy an inexpensive notebook at the grocery store and use it to do pre-mortems, post-mortems, and to track your reasoning contemporaneously with your decision making. That will have a much bigger positive effect than simply receiving or even dutifully reading information from any of those sources.
And for one, Farnam Street essentially suggests doing the same thing.
HBR