APC study materials
APC study resources

APC key terms

APC · Get comfortable with the vocabulary.

Informed consent

The ongoing process of telling clients about counseling's nature, risks, benefits, alternatives, fees, and limits of confidentiality so they can freely decide whether to participate.

Related: Confidentiality and its limits, Multiple relationships
Confidentiality and its limits

The ethical duty to protect client information, bounded by exceptions such as danger to self or others, suspected abuse, court orders, and written client authorization.

Related: Informed consent, Duty to warn and protect
Duty to warn and protect

A legal and ethical obligation, triggered by credible serious threat to an identifiable person, to take reasonable steps such as warning the target or notifying authorities.

Related: Confidentiality and its limits, Tarasaoff ruling
Multiple relationships

When a counselor holds another role with a client, a client's relative, or a person close to the client, creating risk of impaired judgment, exploitation, or harm.

Related: Boundary crossing versus boundary violation, Informed consent
Boundary crossing versus boundary violation

A boundary crossing is a departure from customary practice that may be harmless or growth-promoting; a violation is a departure that exploits or harms the client.

Related: Multiple relationships
Competence and scope of practice

Practicing only within the education, training, supervised experience, and credentials one holds, and seeking consultation or referral when a client's needs exceed that range.

Related: Clinical supervision, Informed consent
Cultural encapsulation

A counselor's immersion in their own cultural assumptions, leading them to treat their worldview as universal and to misread culturally different clients' behavior.

Related: Cultural humility, Worldview and locus of control
Cultural humility

A lifelong stance of self-reflection, openness to correction, and recognition of power differences that keeps the counselor a learner about each client's cultural experience.

Related: Cultural encapsulation, Microaggressions
Microaggressions

Brief, commonplace verbal, behavioral, or environmental slights, whether intentional or not, that communicate hostile or demeaning messages to members of marginalized groups.

Related: Cultural humility, Intersectionality
Intersectionality

The idea that a person's overlapping social identities, such as race, gender, class, and disability, combine to produce experiences of privilege and oppression that cannot be understood separately.

Related: Microaggressions, Cultural encapsulation
Worldview and locus of control

A client's assumptions about how the world works and whether outcomes depend on personal action or outside forces; these shape problem attribution and preferred counseling goals.

Related: Cultural encapsulation, Acculturation
Acculturation

The process of cultural change and adaptation that occurs when individuals or groups come into sustained contact with a different culture, ranging from separation to integration.

Related: Worldview and locus of control, Racial and ethnic identity development
Racial and ethnic identity development

Stage models describing how members of minority and majority groups move from internalized dominant-culture views through conflict and immersion toward a secure, self-defined identity.

Related: Acculturation, Intersectionality
Erikson's psychosocial stages

Eight lifespan stages, each pairing a developmental task with a crisis, such as trust versus mistrust in infancy or integrity versus despair in late adulthood.

Related: Piaget's cognitive stages, Attachment theory
Piaget's cognitive stages

Four stages of thinking from sensorimotor through preoperational, concrete operational, and formal operational, marked by changing use of symbols, conservation, and abstract reasoning.

Related: Erikson's psychosocial stages, Zone of proximal development
Zone of proximal development

The gap between what a learner can do alone and what they can do with guidance from a more capable person, where instruction is most effective.

Related: Piaget's cognitive stages
Attachment theory

The view that early caregiver responsiveness shapes internal working models of self and others, producing secure, anxious, or avoidant patterns that influence later relationships.

Related: Erikson's psychosocial stages, Object relations
Object relations

A psychodynamic perspective holding that early relationships with caregivers are internalized as mental representations that shape later expectations, defenses, and relationship patterns.

Related: Attachment theory
Kohlberg's moral development

A stage theory of moral reasoning moving from punishment avoidance and self-interest through conformity to social rules toward universal ethical principles.

Related: Erikson's psychosocial stages
Holland's RIASEC typology

A career theory matching six personality types, realistic, investigative, artistic, social, enterprising, and conventional, to work environments with similar demands.

Related: Super's life-span life-space theory, Work values
Super's life-span life-space theory

A developmental career theory in which people move through growth, exploration, establishment, maintenance, and disengagement stages while occupying multiple life roles.

Related: Holland's RIASEC typology, Career decision-making self-efficacy
Work values

The outcomes people seek from employment, such as income, autonomy, helping others, security, or recognition, which guide job choice and satisfaction.

Related: Holland's RIASEC typology
Career decision-making self-efficacy

A person's confidence in their ability to complete tasks needed to choose and pursue a career, such as gathering information and making plans.

Related: Super's life-span life-space theory
Working alliance

The collaborative bond between counselor and client, joined with agreement on counseling goals and on the tasks used to reach them.

Related: Empathy, Transference and countertransference
Empathy

Accurately sensing a client's feelings and meanings from the client's frame of reference and communicating that understanding back to them.

Related: Working alliance, Unconditional positive regard
Unconditional positive regard

A counselor's consistent, nonjudgmental acceptance of the client as a person, separate from approval or disapproval of specific behaviors.

Related: Empathy, Congruence
Congruence

Genuineness in which the counselor's outward communication matches their inner experience, without hiding behind a professional facade.

Related: Unconditional positive regard
Transference and countertransference

Transference is the client's projection of feelings from past relationships onto the counselor; countertransference is the counselor's emotional reactions to the client that may distort work.

Related: Working alliance, Object relations
Cognitive restructuring

A cognitive-behavioral technique in which clients identify distorted automatic thoughts, test them against evidence, and replace them with more accurate appraisals.

Related: Behavioral activation
Behavioral activation

A structured approach that schedules meaningful activities to increase contact with rewarding experiences and reduce avoidance and depressive withdrawal.

Related: Cognitive restructuring
Stages of group development

Predictable phases a group passes through, commonly forming, storming, norming, performing, and adjourning, each with distinct member behavior and leader tasks.

Related: Group cohesiveness, Group leader self-disclosure
Group cohesiveness

The strength of members' attraction to the group and to one another, which supports attendance, risk-taking, and the therapeutic value of the group.

Related: Stages of group development
Group leader self-disclosure

The leader's sharing of personal information or reactions, useful when brief and purposeful but risky when frequent, unfocused, or centered on the leader's needs.

Related: Stages of group development
Reliability and validity

Reliability is the consistency of scores across occasions or items; validity is the extent to which scores support the interpretations and decisions the test is used for.

Related: Standard error of measurement, Test bias and fairness
Standard error of measurement

An index of how much a person's observed score is expected to vary across repeated testing, used to build confidence intervals around a score.

Related: Reliability and validity
Test bias and fairness

Bias exists when test scores systematically mean different things for members of different groups; fairness concerns equitable use and consequences of score interpretation.

Related: Reliability and validity
Null hypothesis significance testing

A procedure that calculates the probability of observed data, or more extreme data, assuming the null hypothesis is true, then compares it with a preset alpha level.

Related: Effect size and statistical power
Effect size and statistical power

Effect size quantifies the magnitude of a difference or association; power is the probability of detecting a real effect of that size with a given sample.

Related: Null hypothesis significance testing
Qualitative research

Inquiry that gathers rich textual or observational data to understand meaning and context, often using interviews, focus groups, and thematic analysis rather than numerical hypothesis tests.

Related: Program evaluation
Program evaluation

Systematic collection of information about a program's activities and outcomes to judge merit, improve services, or inform decisions by stakeholders.

Related: Qualitative research
DSM-5-TR diagnostic criteria

The specified symptom, duration, distress, and impairment requirements a client must meet for a given disorder, along with exclusions and specifiers.

Related: Differential diagnosis, Mental status examination
Differential diagnosis

The process of comparing candidate conditions that share symptoms and ruling alternatives in or out using onset, course, and associated features.

Related: DSM-5-TR diagnostic criteria, Mental status examination
Mental status examination

A structured observation of appearance, behavior, speech, mood and affect, thought process and content, cognition, insight, and judgment used to describe current functioning.

Related: Differential diagnosis, DSM-5-TR diagnostic criteria
Treatment plan

A written, collaborative document naming the client's problems, measurable goals, chosen interventions, responsible parties, and a timeline for review.

Related: DSM-5-TR diagnostic criteria, Differential diagnosis