Glossary S

Similarity index (Concordance rate ) refers to an index of similarity between individuals. Concordance rate is the percentage of cases in which a particular attribute is present for one member of a twin pair if it is present for the other.

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Simone de Beauvoir explored and applied gender issues to existential concepts. Could be considered the first feminist-existentialist.

Simple deteriorative disorder which is also referred to as Simple schizophrenia refers to a progressive development over a one-year period of the following symptoms: marked decline in academic or occupational functioning, increasingly flattened affect, reduced quantity and quality of speech and activity, poor interpersonal rapport, and social withdrawal.

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Simple Phobias (including Social Phobia) Category Anxiety Disorders Etiology Often a traumatic event is the precursor for a phobia, which may or may not be at the conscious level.

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Simple schizophrenia which is also referred to as Simple deteriorative disorder refers to a progressive development over a one-year period of the following symptoms: marked decline in academic or occupational functioning, increasingly flattened affect, reduced quantity and quality of speech and activity, poor interpersonal rapport, and social withdrawal.

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Deutsch: Einfachheit / Español: Sencillez / Português: Simplicidade / Français: Simplicité / Italiano: Semplicità

Simplicity in psychology refers to the preference for and impact of straightforward, clear, and uncomplicated concepts, behaviours, or environments on mental processes and well-being. Emphasising simplicity can reduce cognitive load, improve focus, and enhance emotional health by minimising stress, fostering clarity, and encouraging efficiency in decision-making.

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Deutsch: Simulation / Español: Simulación / Português: Simulação / Français: Simulation / Italian: Simulazione

Simulation in psychology is a process where an individual imitates, models, or replicates a behaviour, emotion, or situation. This can occur consciously or unconsciously and serves various purposes, such as understanding others' emotions, practicing responses, or exploring hypothetical scenarios.

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Simultaneous development means exercising multiple skills at the same time.

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