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Transcript
Therapy Chapter 16 OVERVIEW Psychotherapy Evaluating Therapeutic Outcome Types of Therapy Psychoanalytic Humanistic Behavioural Cognitive Biological Therapy Comes in Many Forms Many forms of treatment are available for people experiencing psychological difficulties 2 Broad Types of Therapy: Somatic therapy (biological) - Psychotherapy - Psychotherapy: Four Areas of Emphasis Distorted thoughts Disturbed emotions (Inner Conflicts) Maladaptive behaviours Interpersonal and life situation difficulties Common Themes Among Psychotherapies Emotional defusing Interpersonal learning Self-knowledge Therapy as a step-by-step process Therapy as socially accepted healing Evaluating Therapeutic Outcome: Does Psychotherapy Work? DOES PSYCHOTHERAPY WORK? In a 1952 paper, Hans Eysenck challenged the effectiveness of psychotherapy Eysenck claimed that psychotherapy produced no greater change in maladjustment than natural life experiences Meta-Analyses of Therapy Outcome Meta-analysis – Smith, Glass,& Miller (1980) conducted the most comprehensive meta-analysis of psychotherapy outcome research Evaluating Therapeutic Outcome: Comparing Different Therapies The Dodo Bird Verdict Dodo bird verdict - Placebo Effects A placebo effect is a Some patients in psychotherapy may show relief from their symptoms simply because they are in therapy and may expect change Placebo Effects: Study by Paul (1966) Study by Paul (1966) demonstrated placebo effect in psychotherapy Students who suffered from severe anxiety during public speaking were given 5 sessions of a bogus treatment The subjects believed the treatment would help them When later tested for speech anxiety these subjects improved considerably more than an untreated control group However, research has shown that over the long term, psychotherapy is more effective than placebo Explaining the Dodo Bird Effect Common Factors – Specific Factors – some treatments do have a specific effect, being more effective for some patients and some conditions than for others Types of Therapy Psychoanalysis/psychodynamic Group Biological Behaviour Cognitive Psychoanalysis & Psychodynamic Therapies Psychodynamic Therapies Psychoanalysis Developed by Freud Insight oriented therapy Uses free association, dream analysis, and transference Considerable time/financial investment Not commonly used today Psychodynamically based therapies Insight oriented Use techniques derived from Freud Reject or modify parts of Freud’s theory More common than psychoanalysis Psychodynamic Therapies Assumptions of insight therapies: Unresolved conflict results in maladjustment Psychodynamic Therapies: Goal Psychoanalytic therapies attempt to help patients understand the unconscious motivations that direct their behavior Psychodynamic Therapies: Techniques free association the patient is asked to report whatever comes to mind, no matter how disorganized or trivial Free association I feel like crying when … If I were rich … My mother… I feel happy… Psychoanalytic Therapies: Techniques Dream analysis Based on idea that dreams are unconscious drives seeking expression Psychoanalytic Therapies: Techniques Interpretation Defense Mechanisms Psychoanalytic Therapies: Processes Resistance is Psychoanalytic Therapies: Processes Transference occurs when the therapist becomes the object of a patient’s emotional attitudes about an important person in the patient’s life Countertransference refers to Humanistic Therapies Humanistic Therapies Goal is to remove constraints upon self-fulfillment Emphasize the ability to reflect on conscious experience Assume that humans have free will and are motivated to fulfill themselves Focus on present and future Client-Centered Therapy Developed by Carl Rogers Therapists role: Description: insight therapy that helps people evaluate the world and themselves from their own perspective Client-Centered Therapy: Techniques The goal of client-centered therapy is to help people discover their ideal selves In client-centered therapy, the therapist guides clients to help them find what they feel is right for themselves Client-Centered Therapy: Techniques The therapist must demonstrate: Unconditional positive regard: Congruence Empathic listening Behaviour Therapy Operant Conditioning Counterconditioning Modelling Behaviour Therapy: Goals Behaviour therapy focuses on changing overt behaviour by using learning principles to help people replace maladaptive behaviours with more effective behaviours Behaviour Therapy: A Criticism Most insight therapists believe that if only overt behaviour is treated, symptom substitution will occur In symptom substitution, Research does show that behaviour therapy is at least as effective as insight therapies Behaviour Therapy: Procedures Behaviour therapy involves three general procedures: 1) Examining the problem behavior and its frequency 2) Developing an individually tailored treatment strategy 3) Continually assessing whether or not the behaviour has changed. Behavior Therapy: Operant Conditioning Uses reinforcers to establish desired behaviours Reinforcer = Operant Conditioning: Examples Token economy A system based on positive reinforcement in which people who display appropriate behaviours receive tokens Time-out Counterconditioning Counterconditioning: Based on classical conditioning Person is taught a new, more adaptive response to a stimulus Two types of counterconditioning: Systematic desensitization Aversive Systematic Desensitization Gradually replacing an undesirable response (e.g. anxiety) with a desirable one (e.g. relaxation) Client is taught relaxation strategies, and once relaxed is exposed to progressively stronger anxiety-provoking stimuli. Two phases: In imagination In vivo Aversive Conditioning A noxious stimulus is paired with a stimulus that elicits an undesirable behaviour COGNITIVE THERAPY Rational-Emotive Therapy Beck’s Approach Meichenbaum’s Approach Cognitive Therapy Assumption: Focus: Cognitive Therapy Propositions: 1. Cognitions affect behaviour 2. Cognitions can be monitored 3. By changing cognitions, we can change behaviour Rational Emotive Therapy best known cognitive therapy developed by Albert Ellis emphasizes the importance of logical, rational thought processes assumed abnormal behaviour is caused by faulty and irrational thinking patterns “What disturbs people’s minds is not events but their judgements on events”….Epictectus, 100 A.D. Beck’s Approach Assumption: Goal: 4 stages: Awareness, recognition, substitution, and Feedback Meichenbaum’s Approach Assumption: Goal: Anxiety: Stress Inoculation Biological Therapies Pharmaceutical Psychosurgery/ECT Drug Therapy No drug will permanently cure the maladjustment of people who are not coping well Psychotropic drugs: Antianxiety Drugs Anxiolytics Mood-altering neurotransmitter (GABA) e.g. Librium, Xanax, and Valium: Long-term use without adjunct therapy ill-advised Antidepressants Thymoleptics Elevate mood, alter levels of brain chemicals Common Side Effects: headache, nausea, weight gain, decreased sex drive Types: Selective Serotonin Reuptake Inhibitors – SSRI’s (e.g. Prozac, Zoloft, Paxil) & SNRI’s (Effexor) Antimania Drugs Lithium carbonate has long been used as an effective antimania drug Thymoleptic Importance of dosage Side Effects Antipsychotic Drugs neuroleptics Treat Schizophrenia Reduce hostility, aggression, and delusions Neurotransmitter - Dopamine Phenothiazine (e.g. Thorazine) Issues: not helpful for all symptoms, side effects Psychosurgery Psychosurgery: Prefrontal Lobotomy: removal of parts of the brain’s frontal lobes thought to alleviate symptoms of mental disorders done in the 1940s and 50s Prefrontal lobotomies made some people become unnaturally calm and completely unemotional Electroconvulsive Therapy Electroconvulsive therapy (ECT) o An electric current is briefly applied to the head to produce a generalized seizure (convulsion) was once widely employed with depressed people Today, ECT is not a widely used therapy