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        | A theory of social aging that holds that life satisfaction is  a function of remaining actively involved in a variety of behaviors and relationships. |  
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        | A long-lasting emotional tie to another person who is viewed as unique and not interchangeable with any other. |  
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Anxious/ambivalent attachment  |  
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        Definition 
        
        | The result of inconsistent and/or inappropriate caregiving, infants are drawn to the caregiver by are unable to trust him or her. |  
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        | An emotional bond between two people. |  
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Attachment Behavioral System  |  
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        | A group of actions and feelings that enhance the likelihood of survival by promoting proximity between infant and caregiver. |  
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Explains the development of an emotional bond between infant and caregiver in the first year of life.  |  
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A form of attachment in which infants derive no comfort from the caregiver, and which results from unresponsive or even rejecting caregiving.  |  
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A genetically determined, biologically based constellation of behaviors and feelings that exists in all members of the species, has survival value, and has evolved through natural selection.  |  
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An attitude toward close relationships that emphasizes the needs and well-being of the other person.  |  
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The idea that individuals move through life with a set of significant others from whom they derive benefits such as social support.  |  
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Developmental Reciprocities  |  
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The effects that developmental events in one individual's life have on others in the social network.  |  
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A theory of social aging that maintains that successful aging consists of a process of mutual withdrawl between the aging individual and society in anticipation of death.  |  
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Arnett's conception of a transitional stage between adolescence and young adulthood in industrialized societies.  |  
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        Definition 
        
        | A theory of social interaction that asserts that individuals strive to maintain relationships that are equitable or fair-that is, each person receives benefits from the relationship in proportion to contributions made to it. |  
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The idea that males and females have developed different criteria for mate selection based on their reproductive capacity-females place more weight on characteristics associated with resource acquisition, while males place more weight on physical attractiveness.
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        Term 
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        Definition 
        
        | An attitude toward close relationships that emphasizes comparability of benefits derived by each other. |  
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Family members' shared perception of the family's identity, the nature of the world, and the family's place in it.  |  
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        Definition 
        
        | The ramifications of developmental change in one family member for other family members. |  
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        Term 
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        Definition 
        
        | A voluntary association between equals who are high in similarity and whose primary orientation in the relationship is toward enjoyment and personal satisfaction. |  
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Functional-Specificity-of-relationships model  |  
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Asserts that different social relationships in an individual's life tend to meet particular kinds of needs and serve different purposes.  |  
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        Term 
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        Definition 
        
        | Similarity; one of the criteria in mate selection. |  
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        Term 
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        Definition 
        
        | The role of maintaining ties with family members, normally adopted by females. |  
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        Term 
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        Definition 
        
        | A psychological transition in which one finishes the developmental tasks of adolescence, establishes an identity, and begins to make the choices and committments expected of adults. |  
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The idea that people are more likely to develop relationships with those whose physical attractiveness is similar to their own.  |  
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An innate desire to seek interpersonal relationships; varies in strength among individuals.  |  
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A model of gene-environment interactions in which people seek out and prefer environments, activities, and relationships compatible with their genetic predispositions.  |  
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Physical proximity of closeness.  |  
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        Term 
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        Definition 
        
        | The general attitude a person holds toward the exchange of resources in close relationships, either communal or exchange. |  
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The idea that we develop increasingly positive feelings toward any neutral or mildly positive stimulus after multiple contacts.  |  
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The idea that dissimilarity leads to avoidance of social interaction.  |  
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        Term 
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        Definition 
        
        | Infants who are securely attached have experiences sensitive and responsive caregiving and are generally happy, secure, exploratory, and comforted by the caregiver; the norm in our society. |  
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        Term 
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        Definition 
        
        | An innate behavioral system that motivates us to seek and maintain relationships with peers because of the survival value in doing so. |  
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        Term 
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        Definition 
        
        | The web of relationships one has with others. |  
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        Term 
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        Definition 
        
        | The quality of social relationships, which includes comfort, assistance, and emotional closeness and warmth, and which contributes to a positive self-concept, a higher self-esteem, and greater self-efficacy. |  
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Socioemotional Selectivity Theory 
(SST)  |  
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        Definition 
        
        | The idea that social networks became increasingly selective over time as we attempt to maximize social and emotional gains and minimize social and emotional risks. |  
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The idea that potential mates are progressively filtered out by successive criteria  |  
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        | Inner mental representations of self, other, and the nature of relationships that develop as a result of attachment experience. |  
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