Trading Psychology

Why rules break under pressure, which biases cost the most, and how to build a review routine that catches them.

• 1

  Why Discipline Fails

  Discipline fails because it is treated as a character trait to be summoned under stress, rather than as a system property to be designed when calm. Traders who follow rules usually built better constraints, not stronger willpower.

  8 min read

• 2

  Cognitive Biases in Trading

  A handful of well-documented biases account for most recurring trading errors. Naming them does not remove them — but it lets you build specific checks against the ones that cost you most.

  9 min read

• 3

  Building a Review Routine

  A review routine turns trading from a sequence of episodes into a dataset. Without one you have memories, and memories are edited by the outcomes they produced.

  8 min read

• 4

  Handling a Losing Streak

  A run of losses is the ordinary output of any method that wins less than every time. The skill is telling normal variance apart from a genuinely failing system, and protecting the account while you find out which one you are in.

  8 min read

• 5

  Overtrading and Revenge Trading

  Trading more does not produce proportionally more opportunity, but it does produce proportionally more cost. Overtrading and revenge trading are the same mechanism at different speeds, and both respond to mechanical limits rather than resolve.

  8 min read

• 6

  Process Goals versus Outcome Goals

  A monthly profit target sets a goal you do not control and changes your behaviour to chase it. Process goals describe actions you can complete regardless of what the market does, which is why they survive contact with a bad week.

  8 min read