Therapies in Psychology

Introduction

Therapies in psychology encompass a wide range of approaches designed to alleviate psychological distress and improve mental health. These methods can be broadly categorized into psychological (talk-based) and biomedical (medication or medical procedure-based) therapies. This guide provides an overview of the main types of therapies, their theoretical foundations, and practical applications.

Psychological Therapies

Mental Health Providers

• Clinical Psychologists: Hold PhDs and treat a range of psychological disorders from mild to severe using psychotherapy.

• Counselling Psychologists: Hold MA/MSc/MEd or PhDs and focus on more common life problems and adjustment issues.

• Psychiatrists: Medical doctors (MDs) who can prescribe medication and often treat severe mental disorders.

Insight Therapies

Insight therapies aim to help individuals gain a deeper understanding of their thoughts, feelings, and behaviors through dialogue with a therapist.

• Psychodynamic Therapies: Focus on resolving unconscious conflicts, often rooted in childhood experiences. Techniques include:

  • Free Association: Encourages patients to verbalize thoughts without censorship.

  • Dream Analysis: Interprets symbolic meanings in dreams (e.g., condensation, opposites).

  • Resistance: Patient's unconscious defense against confronting troubling thoughts.

  • Transference: Projecting feelings about important people onto the therapist.

• Object Relations Therapy: Emphasizes the impact of early relationships and emotional attachments on psychological functioning.

Humanistic-Existential Psychotherapy

This approach emphasizes the inherent goodness and growth potential of humans, focusing on self-actualization and authentic living.

• Humanistic Therapy: Removes obstacles to personal growth and encourages self-acceptance.

• Existential Therapy: Helps clients confront existential fears and find meaning in life.

• Phenomenological Approach: Focuses on the individual's subjective experience.

• Client-Centred (Person-Centred) Therapy: Developed by Carl Rogers, this therapy provides unconditional positive regard and empathy to foster self-growth.

• Conditions of Worth: When acceptance is conditional, it can hinder self-acceptance and growth.

• Emotion-Focused Therapy (EFT): Helps clients become aware of and transform emotional responses.

Behavioural, Cognitive, and Group Therapies

Behavioural Therapies

Behavioural therapies target specific problematic behaviors and the environmental factors that reinforce them.

• Systematic Desensitization: Gradual exposure to a feared stimulus paired with relaxation techniques to reduce anxiety.

• Flooding: Intense, prolonged exposure to the feared object or situation.

• Virtual Reality (VR) Therapy: Uses simulated environments for exposure, especially effective for PTSD.

Aversive Conditioning

Aversive conditioning replaces a positive response to a harmful stimulus with a negative response, often using punishment or unpleasant associations.

• Example: Antabuse (disulfiram) is used to treat alcohol dependence by causing sickness when alcohol is consumed.

Cognitive-Behavioural Therapies (CBT)

CBT combines cognitive and behavioral techniques to modify dysfunctional thoughts and behaviors.

• Cognitive Restructuring: Identifying and challenging distorted thinking patterns.

• Stress Inoculation Training: Teaching coping skills for managing stress.

• Exposure Therapy: Gradual exposure to avoided situations or thoughts.

Mindfulness-Based Cognitive Therapy (MBCT)

MBCT integrates mindfulness meditation with cognitive therapy to help individuals become more aware of their thoughts and feelings and respond to them non-judgmentally.

• Self-Acceptance: Cultivating curiosity, openness, acceptance, and love toward oneself.

• Decentring: Observing thoughts and behaviors objectively, as an external observer.

Group and Family Therapies

These therapies involve multiple participants and focus on interpersonal relationships and systemic issues within families or groups.

• Group Therapy: Provides support and feedback from peers with similar issues.

• Family Therapy: Addresses patterns of interaction and communication within the family system.

Biomedical Therapies

Psychopharmacology

Psychopharmacology involves the use of medications to manage psychological disorders by altering brain chemistry.

• Antidepressants: Target monoamine neurotransmitters (dopamine, serotonin, norepinephrine).

  • MAOIs (Monoamine Oxidase Inhibitors): Block the breakdown of monoamines, increasing their availability.

  • Tricyclics: Block reuptake of serotonin and norepinephrine.

  • SSRIs & SNRIs: Selectively inhibit reuptake of serotonin (SSRIs) or both serotonin and norepinephrine (SNRIs).

• Herbal Treatments: Some, like St. John’s wort, may affect neurotransmitter systems.

• Mood Stabilizers: Used for bipolar disorder; examples include lithium and anticonvulsants.

MDMA-Assisted Psychotherapy

MDMA (Ecstasy) is being researched as an adjunct to psychotherapy, particularly for PTSD. It may enhance the therapeutic process by reducing fear and increasing openness.

• Effects: Decreases amygdala and temporal lobe activity (reducing fear), increases norepinephrine and dopamine (improving concentration and re-conditioning).

• Research: Studies show greater symptom reduction in PTSD with MDMA-assisted therapy compared to placebo.

Technological and Surgical Methods

Some severe or treatment-resistant psychological disorders may be addressed with advanced medical procedures.

• Lobotomy & Leucotomy: Historical procedures involving severing connections in the brain’s prefrontal cortex.

• Focal Lesions: Targeted destruction of small brain areas using devices like stereotaxic apparatus or high-intensity focused ultrasound.

• Electroconvulsive Therapy (ECT): Induces controlled seizures to treat severe depression or mania.

• Repetitive Transcranial Magnetic Stimulation (rTMS): Uses magnetic fields to stimulate brain regions non-invasively.

• Deep Brain Stimulation (DBS): Surgically implanted electrodes deliver electrical impulses to specific brain areas.

References

• VR for PTSD: https://www.youtube.com/watch?v=QCCWH_CNjM0

• Glore Psychiatric Museum: https://en.wikipedia.org/wiki/Glore_Psychiatric_Museum

• TMS at CAMH: https://www.camh.ca/en/health-info/mental-illness-and-addiction-index/repetitive-transcranial-magnetic-stimulation