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12-动机与工作.ppt
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    Myers' PSYCHOLOGY

    Chapter 12

    Motivation and Work

    Motivation

    * Motivation

    * a need or desire that energizes and directs behavior

    * Instinct

    * complex behavior that is rigidly patterned throughout a species and is unlearned

    Motivation

    * Drive-Reduction Theory

    * the idea that a physiological need creates an aroused tension state (a drive) that motivates an organism to satisfy the need

    Motivation

    * Homeostasis

    * tendency to maintain a balanced or constant internal state

    * regulation of any aspect of body chemistry around a particular level

    * Incentive

    * a positive or negative environmental stimulus that motivates behavior

    Maslow's Hierarchy of Needs

    * begins at the base with physiological needs that must first be satisfied

    * then higher-level safety needs become active

    * then psychological needs become active

    Motivation-Hunger

    * Stomach contractions accompany our feelings of hunger

    Motivation-Hunger

    * Glucose

    * the form of sugar that circulates in the blood

    * provides the major source of energy for body tissues

    * when its level is low, we feel hunger

    Motivation-Hunger

    * Set Point

    * the point at which an individual's "weight thermostat" is supposedly set

    * when the body falls below this weight, an increase in hunger and a lowered metabolic rate may act to restore the lost weight

    * Basal Metabolic Rate

    * body's base rate of energy expenditure

    Motivation-Hunger

    * The hypothalamus controls eating and other body maintenance functions

    Motivation-Hunger

    Eating Disorders

    * Anorexia Nervosa

    * when a normal-weight person diets and becomes significantly (>15%) underweight, yet, still feeling fat, continues to starve

    * usually an adolescent female

    * Bulimia Nervosa

    * disorder characterized by episodes of overeating, usually of high-calorie foods, followed by vomiting, laxative use, fasting, or excessive exercise

    Women's Body Images

    Sexual Motivation

    * Sex

    * a physiologically based motive, like hunger, but it is more affected by learning and values

    * Sexual Response Cycle

    * the four stages of sexual responding described by Masters and Johnson

    * excitement

    * plateau

    * orgasm

    * resolution

    Sexual Motivation

    * Refractory Period

    * resting period after orgasm, during which a man cannot achieve another orgasm

    * Estrogen

    * a sex hormone, secreted in greater amountsby females than by males

    Forces Affecting Sexual Motivation

    Sexual Motivation

    * Same drives, different attitudes

    Sexual Motivation

    * Births to unwed parents

    Sexual Motivation

    * Sexual Orientation

    * an enduring sexual attraction toward members of either one's own gender (homosexual orientation) or the other gender (heterosexual orientation)

    Sexual Motivation

    Sexual Motivation

    Motivation at Work

    * Flow

    * a completely, involved, focused state of consciousness, with diminished awareness of self and time, resulting from optimal engagement of one's skills

    * Industrial/Organizational (I/O) Psychology

    * the application of psychological concepts and methods to optimizing human behavior in workplaces

    Motivation at Work

    * Personnel Psychology

    * sub-field of I-O psychology that focuses on employee recruitment, selection, placement, training, appraisal, and development

    * Organizational Psychology

    * Sub-field of I-O psychology that examines organizational influences on worker satisfaction and productivity and facilitates organizational change

    Motivation at Work

    Motivation at Work

    * Structured Interview

    * process that asks the same job-relevant questions of all applicants

    * rated on established scales

    * Achievement Motivation

    * a desire for significant accomplishment

    * for mastery of things, people, or ideas

    * for attaining a high standard

    Motivation at Work

    * Personnel psychologists' tasks

    Motivation at Work

    * 360-degree feedback

    Motivation at Work

    * On the right path

    Motivation

    * Task Leadership

    * goal-oriented leadership that sets standards, organizes work, and focuses attention on goals

    * Social Leadership

    * group-oriented leadership that builds teamwork, mediates conflict, and offers support

    Motivation

    * Theory X

    * assumes that workers are basically lazy, error-prone, and extrinsically motivated by money

    * workers should be directed from above

    * Theory Y

    * assumes that, given challenge and freedom, workers are motivated to achieve self-esteem and to demonstrate their competence and creativity