Welcome to our online

Encyclopedia of Psychology

The Encyclopedia is being developed in collaboration with our interdisciplinary research internship program.

Please check back over time for more entries and updates to existing entries.

Acceptance & Commitment Therapy (ACT)

Adjustment Disorder

Adverse Childhood Experiences (ACEs)

Anhedonia

Attention-Deficit/Hyperactivity Disorder (ADHD)

Agoraphobia

Anger Management

Attachment Theory

Autism Spectrum Disorder (ASD)

Avoidant Personality Disorder (AVPD)

Bibliotherapy

Big Five Personality Traits

Bipolar Disorder

Borderline Personality Disorder (BPD)

Burnout

Bystander Effect

Capgras Syndrome (CS)

Cognitive Behavioral Therapy (CBT)

Cognitive Processing Therapy (CPT)

Compassion Fatigue

Conduct Disorder (CD)

Coping Mechanisms

Couples Therapy (Relationship Therapy)

Death Anxiety

Defense Mechanisms

Dental Anxiety

Dependent Personality Disorder (DPD)

Derealization

Dialectical Behavioral Therapy (DBT)

Dissociation

Eating Disorders

Ecotherapy

Electroconvulsive Therapy

Eye Movement Desensitization and Reprocessing (EMDR)

Emotions

Emotion Focused Therapy (EFT)

Executive Functioning (EF)

Existential Psychology

Exposure and Response Prevention (ERP)

Face Blindness

Family Therapy

Feminist Psychotherapy

Gaslighting

Generalized Anxiety Disorder (GAD)

Gratitude

Grief

Group Therapy

Histrionic Personality Disorder (HPD)

Imposter Syndrome

Insomnia

Intergenerational Trauma

Interpersonal Psychotherapy (IPT)

Interpersonal Transference

Lawrence Kohlberg’s Stages of Moral Development

Love Languages

Major Depressive Disorder (MDD)

Maladaptive Daydreaming

Maslow’s Hierarchy of Needs

Mindfulness

Music Therapy

Narcissistic Personality Disorder (NPD)

Narrative Therapy

Non-Substance Addiction

Obsessive-Compulsive Disorder (OCD)

Obsessive-Compulsive Personality Disorder (OCPD)

Panic Disorder

Paranoid Personality Disorder (PPD)

Persistent Depressive Disorder (PDD)

Person-Centered Psychotherapy

Personality Disorders

Piaget’s Theory of Cognitive Development

Play Therapy

Polyvagal Theory

Post-Traumatic Stress Disorder (PTSD)

Postpartum Depression (PPD)

Prolonged Exposure Psychotherapy (PE)

Psychiatrist: Aaron T. Beck

Psychiatrist: Alfred Adler

Psychiatrist: Carl G. Jung

Psychiatry

Psychologist: Carl R. Rogers

Psychosis

Psychotherapy

Resilience

Schizophrenia

Seasonal Affective Disorder

Selective Mutism

Self-Compassion

Self-Harm

Self-Schemas

Sensory Processing Disorder

Separation Anxiety Disorder (SAD)

Sleep Hygiene

Sleep Paralysis

Social Anxiety

Sociometer Theory

Socratic Questioning

Solution-Focused Brief Therapy (SFBT)

Specific Phobias

Stigma

Substance Use Disorder (SUD)

Theory of Learned Helplessness

Tourette Syndrome

Transference

Traumatic Brain Injury (TBI)

Writing Therapy

Yerkes-Dodson Law