A perspective to make you think from James Montier:
Download the Adobe PDF whitepaper.
Montier’s Abu Ghraib paper is not primarily about military conduct. It is about what the Abu Ghraib photographs revealed about human behavior under institutional pressure, and what that revelation means for investors, corporate decision-makers, and anyone operating inside organizational structures that can produce bad outcomes from otherwise ordinary people.
The core of Montier’s argument draws on three bodies of research. The first is the Fundamental Attribution Error, the universal tendency to attribute other people’s bad behavior to character defects while attributing our own bad behavior to situational pressure. When investors make mistakes, they blame the market, the news, or bad luck. When other investors make the same mistakes, they are seen as foolish or undisciplined. This asymmetry prevents honest self-assessment and makes learning from mistakes extremely difficult.
The second is Zimbardo’s Stanford Prison Experiment, which demonstrated that ordinary, psychologically healthy people placed in specific role structures will adopt the behaviors those roles suggest, including abusive ones, in a remarkably short time. The implication for finance is direct: institutional structures, incentive systems, and role pressures can produce systematic behavioral errors that have nothing to do with the individual intelligence or character of the people involved. Smart analysts at investment banks produce herd behavior not because they are stupid but because the institutional structure rewards consensus and punishes outlier calls. Smart traders hold losers too long not because they lack knowledge but because the psychological structure of a live position creates pressures that override what they know.
The third is Milgram’s obedience research, which showed that ordinary people will continue harmful actions far past the point of comfort when instructed by authority figures in formal settings. In investment management, this translates to the phenomenon of following benchmark constraints, regulatory requirements, and institutional mandates even when a practitioner knows those constraints are producing suboptimal decisions. The authority of the institutional structure overrides the individual’s judgment.
Montier’s conclusion, consistent with his broader behavioral finance work, is that awareness of biases is necessary but insufficient. Knowing that you are prone to the Fundamental Attribution Error does not prevent you from making it. The solution is to codify behavioral rules into the investment process so that the process itself is robust to the biases, not dependent on the individual overcoming them in real time. That is the description of systematic trend following: rules built to be robust to the exact behavioral failures that Montier documents.
Frequently Asked Questions
What is the Fundamental Attribution Error and why does it matter for investors?
The Fundamental Attribution Error is the tendency to attribute other people’s failures to character while attributing our own failures to circumstances. Investors who make this error cannot learn effectively from their own mistakes because they always have a situational excuse available. They also consistently underestimate the role of systemic forces in producing market behavior, attributing other participants’ irrational actions to stupidity rather than to the same institutional pressures they themselves face.
What does Zimbardo’s Prison Experiment tell us about financial institutions?
That ordinary people placed in institutional roles will adopt the behaviors those roles suggest, regardless of their individual character or intelligence. Investment bank analysts produce herd research not because they lack individual judgment but because the institutional structure rewards consensus. Risk managers approve excessive leverage not because they misunderstand risk but because the incentive structure penalizes caution and rewards short-term results. The institution produces the behavior more reliably than the individual chooses it.
Why is awareness of behavioral biases insufficient to overcome them?
Because the biases operate below the level of conscious decision-making and are activated by emotional and situational triggers that remain present even when the bias is intellectually recognized. Knowing that you are loss-averse does not eliminate loss aversion at the moment when you are staring at a position down 20%. The solution is structural: rules that make the decision before the emotional trigger arrives, removing the need for the individual to overcome the bias in the moment when it is hardest to do so.
Trend Following Systems
Want to learn more and start trading trend following systems? Start here.
