Following The Money
There's a lot of free services out there - but almost all of them are making money somehow. One valuable skill for sorting the good info from the bad is the skill of "following the money", figuring out how these free services make their money. Money has a powerful ability to bias the type and quality of information that people provide.
Paying Not To Go To The Gym
How often do new members actually use the gym? One study found that new exercisers are consistently overconfident about how often they'll actually use the gym, causing them to choose sub-optimal membership plans and pay a lot more than they should per gym visit.
Why A Good Coach Is Like A Bottle Of Wine
Why is it that we often spend exorbitant amounts of money on things we could get much cheaper? Why do we value an expensive fitness coach or bottle of wine? Most interestingly, the people who spend the money almost always think it's worth it. Here's why.