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Definition. Diagram of the six possible types of symbiotic relationship, from mutual benefit to mutual harm. The definition of symbiosis was a matter of debate for 130 years. [7] In 1877, Albert Bernhard Frank used the term symbiosis to describe the mutualistic relationship in lichens.
Symbiosis includes three types of interactions—mutualism, commensalism, and parasitism—of which only mutualism can sometimes qualify as cooperation. Mutualism involves a close, mutually beneficial interaction between two different biological species, whereas "cooperation" is a more general term that can involve looser interactions and can ...
Margaret Schönberger Mahler (May 10, 1897 in Ödenburg, Austria-Hungary; October 2, 1985 in New York) was an Austrian -American psychiatrist, [1] psychoanalyst, and pediatrician. She did pioneering work in the field of infant and young child research. On the basis of empirical studies, she developed a development model that became particularly ...
Object relations theory is a school of thought in psychoanalytic theory and psychoanalysis centered around theories of stages of ego development. Its concerns include the relation of the psyche to others in childhood and the exploration of relationships between external people, as well as internal images and the relations found in them. [1]
This counts for the situation between mother and child and later for following relationships. In Suttie's view, the beginning of the relationship between mother and child is a happy and symbiotic one as well. This happy symbiotic relationship between mother and baby can be disrupted by for example a second baby or the mother returning to work.
Enmeshment. Enmeshment is a concept in psychology and psychotherapy introduced by Salvador Minuchin (1921–2017) to describe families where personal boundaries are diffused, sub-systems undifferentiated, and over-concern for others leads to a loss of autonomous development. [1] According to this hypothesis, by being enmeshed in parental needs ...
Triangulation (psychology) Triangulation is a term in psychology most closely associated with the work of Murray Bowen known as family therapy. Bowen theorized that a two-person emotional system is unstable, in that under stress it forms itself into a three-person system or triangle. [1]
Diagram showing reciprocal altruism. In evolutionary biology, reciprocal altruism is a behaviour whereby an organism acts in a manner that temporarily reduces its fitness while increasing another organism's fitness, with the expectation that the other organism will act in a similar manner at a later time. The concept was initially developed by ...