The Evidence
Decades of behavioral-finance research on how investors actually behave, and what it means for building, reviewing, and sticking to a plan.
A long-term plan has trades in it: rebalancing, trimming, adding. The research says what goes wrong is when they happen, and that the fix is deciding in advance, as an if-then rule.
Read the evidence →The investors who stick to a plan aren't stronger in the heat of the moment. They set things up so the heat of the moment never gets a vote.
Read the evidence →A backtest is a hypothesis, not a promise. The same math that makes a strategy look brilliant is exactly what breaks it live.
Read the evidence →You can't imagine how you'll feel in a crash while the market is calm, and you can't think clearly once it isn't. That gap is where plans go to die.
Read the evidence →Given more data, expert gamblers didn't get more accurate, only more confident. Investors have the same problem, with more screens.
Read the evidence →The most rigorous test yet ran AI trading agents over 20 years and 100+ stocks. They lost to buy-and-hold, by making the same mistakes emotional humans make.
Read the evidence →Four decades of research on real brokerage accounts on what frequent watching does to your decisions, and the case for a calmer review cadence.
Read the evidence →