Depressive realism
Encyclopedia
Depressive realism is the proposition
Hypothesis
A hypothesis is a proposed explanation for a phenomenon. The term derives from the Greek, ὑποτιθέναι – hypotithenai meaning "to put under" or "to suppose". For a hypothesis to be put forward as a scientific hypothesis, the scientific method requires that one can test it...

 that people with depression
Clinical depression
Major depressive disorder is a mental disorder characterized by an all-encompassing low mood accompanied by low self-esteem, and by loss of interest or pleasure in normally enjoyable activities...

 actually have a more accurate
Accuracy and precision
In the fields of science, engineering, industry and statistics, the accuracy of a measurement system is the degree of closeness of measurements of a quantity to that quantity's actual value. The precision of a measurement system, also called reproducibility or repeatability, is the degree to which...

 perception of reality
Reality
In philosophy, reality is the state of things as they actually exist, rather than as they may appear or might be imagined. In a wider definition, reality includes everything that is and has been, whether or not it is observable or comprehensible...

, specifically that they are less affected by positive illusions
Positive illusions
Positive illusions are unrealistically favourable attitudes that people have towards themselves. There are three broad kinds: inflated assessment of one's own abilities, unrealistic optimism about the future and an illusion of control...

 of illusory superiority
Illusory superiority
Illusory superiority is a cognitive bias that causes people to overestimate their positive qualities and abilities and to underestimate their negative qualities, relative to others. This is evident in a variety of areas including intelligence, performance on tasks or tests, and the possession of...

, the Locus of Control
Locus of control
Locus of control is a theory in personality psychology referring to the extent to which individuals believe that they can control events that affect them. Understanding of the concept was developed by Julian B...

 and optimism bias
Optimism bias
Optimism bias is the demonstrated systematic tendency for people to be overly optimistic about the outcome of planned actions. This includes over-estimating the likelihood of positive events and under-estimating the likelihood of negative events. Along with the illusion of control and illusory...

. The concept refers to people with borderline or moderate depression, suggesting that while non-depressed people see things in an overly positive light and severely depressed people see things in overly negative light, the mildly discontented grey area in between in fact reflects the most accurate perception of reality.

Studies

Studies by psychologists Alloy and Abramson (1979) and Dobson and Franche (1989) suggested that depressed people appear to have a more realistic perception
Perception
Perception is the process of attaining awareness or understanding of the environment by organizing and interpreting sensory information. All perception involves signals in the nervous system, which in turn result from physical stimulation of the sense organs...

 of their importance, reputation
Reputation
Reputation of a social entity is an opinion about that entity, typically a result of social evaluation on a set of criteria...

, locus of control
Locus of control
Locus of control is a theory in personality psychology referring to the extent to which individuals believe that they can control events that affect them. Understanding of the concept was developed by Julian B...

, and abilities
Intelligence
Intelligence has been defined in different ways, including the abilities for abstract thought, understanding, communication, reasoning, learning, planning, emotional intelligence and problem solving....

 than those who are not depressed.

People without depression may be more likely to have inflated self-images
Self image
A person's self-image is the mental picture, generally of a kind that is quite resistant to change, that depicts not only details that are potentially available to objective investigation by others A person's self-image is the mental picture, generally of a kind that is quite resistant to change,...

 and look at the world through "rose-colored glasses
Rosy retrospection
Rosy retrospection refers to the finding that subjects later rate past events more positively than they had actually rated them when the event occurred, reminiscent of the Latin phrase memoria praeteritorum bonorum ....

", thanks to cognitive dissonance
Cognitive dissonance
Cognitive dissonance is a discomfort caused by holding conflicting ideas simultaneously. The theory of cognitive dissonance proposes that people have a motivational drive to reduce dissonance. They do this by changing their attitudes, beliefs, and actions. Dissonance is also reduced by justifying,...

 elimination and a variety of other defense mechanisms
Defence mechanism
In Freudian psychoanalytic theory, defence mechanisms are unconscious psychological strategies brought into play by various entities to cope with reality and to maintain self-image. Healthy persons normally use different defences throughout life...

.

This does not necessarily imply that a specific happy
Happiness
Happiness is a mental state of well-being characterized by positive emotions ranging from contentment to intense joy. A variety of biological, psychological, religious, and philosophical approaches have striven to define happiness and identify its sources....

 person is delusion
Delusion
A delusion is a false belief held with absolute conviction despite superior evidence. Unlike hallucinations, delusions are always pathological...

al nor deny that some depressed individuals may be unrealistically negative (as in studies by Pacini, Muir and Epstein, 1998).

Some recent studies argue the contrary to the hypothesis, suggesting that mentally healthy people actually have fewer positive illusions and illusions in general than depressed ones. For example, studies by Msetfi et al. (2005, 2007) found that when replicating Alloy and Abramson's findings the overestimation of control in nondepressed people only showed up when the interval was long enough, implying that this is because they take more aspects of a situation into account than their depressed counterparts, and other studies such as Joiner et al. (2006) or Moore et al. (2007) found that all forms of illusion, positive or not, were associated with higher depressive symptoms. It might also be that the pessimistic bias
Pessimism bias
Pessimism bias is an effect in which people exaggerate the likelihood that negative things will happen to them. It contrasts with optimism bias, which is a more general, systematic tendency to underestimate personal risks and overestimate the likelihood of positive life events. Depressed people are...

 of depressives results in "depressive realism" when, for example, measuring estimation of control when there is none, as proposed by Allan et al. (2007). Various other recent studies such as Fu et al.(2003), Carsona et al.(2009) and Boyd-Wilson et al. (2000) reject the idea of depressive realism by showing no link between positive illusions and mental health, well-being or life satisfaction maintaining that accurate perception of reality is compatible with happiness.

A longitudinal study
Longitudinal study
A longitudinal study is a correlational research study that involves repeated observations of the same variables over long periods of time — often many decades. It is a type of observational study. Longitudinal studies are often used in psychology to study developmental trends across the...

 (Colvin et al. 1995) found that self-enhancement biases were associated with poor social skills and psychological maladjustment. In a separate experiment where videotaped conversations between men and women were rated by independent observers, self-enhancing individuals were more likely to show socially problematic behaviors such as hostility or irritability. A 2007 study (Sedikides et al.) found that self-enhancement biases were associated with psychological benefits (such as subjective well-being) but also inter- and intra-personal costs (such as anti-social behavior).

When studying the link between self-esteem and positive illusions, Compton (1992) identified a group which possessed high self-esteem without positive illusions, and that these individuals weren't depressed, neurotic, psychotic, maladjusted nor personality disordered, thus concluding that positive illusions aren't necessary for high self-esteem. Compared to the group with positive illusions and high self-esteem, the nonillusional group with high self-esteem was higher on self-criticism and personality integration and lower on psychoticism.

A meta-analysis
Meta-analysis
In statistics, a meta-analysis combines the results of several studies that address a set of related research hypotheses. In its simplest form, this is normally by identification of a common measure of effect size, for which a weighted average might be the output of a meta-analyses. Here the...

 of 118 studies including 7013 subjects by Moore et al. (2007) found that slightly more studies supported the depressive realism hypothesis (Cohen’s d = -.24, SD = .72). Studies that were more generalizable were more likely to produce depressive realism effects, but both depressed and nondepressed participants were found to be strongly positively biased, which does not go in line with the hypothesis. Studies that used self-reports instead of clinical interviews found the effects more strongly, and studies using student samples found mild depressive realism effects whereas clinical samples found results contrary to depressive realism. There also was a significant moderation to the effect by the method which was used to measure depressive realism, as studies of attentional bias
Attentional bias
Several types of cognitive bias occur due to an attentional bias. One example is when a person does not examine all possible outcomes when making a judgment about a correlation or association...

 supported depressive realism the most, followed by judgement of contingency studies, whereas recall of feedback and evaluation of performance studies produced results mildly counter to depressive realism. Study quality was also a significant factor in moderating the effect, as studies lower in methodological quality supported depressive realism more.

Arguments

Since there is evidence that positive illusion
Illusion
An illusion is a distortion of the senses, revealing how the brain normally organizes and interprets sensory stimulation. While illusions distort reality, they are generally shared by most people....

s may be more common in normally mentally healthy
Mental health
Mental health describes either a level of cognitive or emotional well-being or an absence of a mental disorder. From perspectives of the discipline of positive psychology or holism mental health may include an individual's ability to enjoy life and procure a balance between life activities and...

 individuals than in depressed individuals, Taylor and Brown (1988) argue that they are adaptive.

However, Pacini, Muir and Epstein (1998) have shown that the depressive realism effect may be because depressed people overcompensate for a tendency toward maladaptive intuitive
Intuition (knowledge)
Intuition is the ability to acquire knowledge without inference or the use of reason. "The word 'intuition' comes from the Latin word 'intueri', which is often roughly translated as meaning 'to look inside'’ or 'to contemplate'." Intuition provides us with beliefs that we cannot necessarily justify...

 processing by exercising excessive rational control in trivial situations, and note that the difference with non-depressed people disappears in more consequential circumstances.

Knee and Zuckerman (1998) have challenged the definition of mental health used by Taylor and Brown and argue that lack of illusions is associated with a non-defensive personality oriented towards growth and learning and with low ego involvement in outcomes. They present evidence that self-determined individuals are less prone to these illusions.

Colvin and Block (1995) have criticised the logic and empirical evidence used by Taylor and Brown to link mental health and positive illusions together. They argue that there are fair number of studies that fails to replicate the findings, and that a closer examination of their evidence doesn't support their thesis.

Dykman et al. (1989) argue that, although depressive people make more accurate judgments about having no control in situations where in fact they have no control, they also believe they have no control when in fact they do; and so their perceptions are not more accurate overall.

Dunning and Story (1991) have shown that when applied to real world settings, depressed individuals are less accurate in their predictions about the future and more overconfident than their nondepressed counterparts.

Examples

The French philosopher Voltaire's classic 1759 novella Candide: Or, Optimism
Candide
Candide, ou l'Optimisme is a French satire first published in 1759 by Voltaire, a philosopher of the Age of Enlightenment. The novella has been widely translated, with English versions titled Candide: or, All for the Best ; Candide: or, The Optimist ; and Candide: or, Optimism...

deals with this subject and can be considered an early exploration of this psychological phenomenon. The story is an attack on Leibniz's optimistic theory that ours is the best of all possible worlds, a philosophy that is espoused by the character of Professor Pangloss even though the events around him are presented as unambiguously awful. Much of the humour in the story comes from Pangloss's rationalizations
Rationalization (psychology)
In psychology and logic, rationalization is an unconscious defense mechanism in which perceived controversial behaviors or feelings are logically justified and explained in a rational or logical manner in order to avoid any true explanation and made consciously tolerable by plausible means...

 of these miserable and cataclysmic events as he will not admit that even the worst forms of individual human suffering are not all for the best. His position is counterpointed later in the book by the character of Martin, a more depressive character whose pessimistic philosophy may not be any better for getting along with life, but his viewpoint is certainly the least deluded as to the reality of the world around him. Candide's own conclusion on the subject can be summed up in his utterance that "Optimism is the madness of insisting that all is well when we are miserable."

See also

  • Dunning-Kruger effect
    Dunning-Kruger effect
    The Dunning–Kruger effect is a cognitive bias in which unskilled people make poor decisions and reach erroneous conclusions, but their incompetence denies them the metacognitive ability to recognize their mistakes....

  • Dysthymia
  • List of cognitive biases
  • Major depressive disorder
  • Evolutionary approaches to depression
    Evolutionary approaches to depression
    Evolutionary psychology has proposed several different evolutionary explanations for depression.- Background :Major depression is a leading cause of disability worldwide, and in 2000 was the fourth leading contributor to the global burden of disease ; it is also an important risk factor for suicide...

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