The Liberal-Conservative Scale

Abstract

The Liberal-Conservative Scale (L-C Scale) is an objective psychometric instrument designed to measure socioreligious ideological attitudes among members of the Roman Catholic Church. Developed by clinical psychologist Robert D. Coursey in the wake of the transformative ecclesiastical shifts prompted by the Second Vatican Council (Vatican II, 1962–1965), the scale models Catholic religious orientation across a primary bipolar dimension of liberalism versus conservatism, supplemented by six primary subscales: Pious Submissiveness, Ecumenical Attitudes, Marriage Issues, Church Rules, Styles of Worship, and Social Rights. The standardized 40-item self-report questionnaire uses a forced-choice 4-point Likert-type format balanced across 20 liberal items (reverse-scored) and 20 conservative items, yielding a composite continuum ranging from 40 (extreme liberalism) to 200 (extreme conservatism), with a midpoint assignment for unendorsed items.

Psychometric evaluation demonstrates exceptionally high internal consistency, with an overall instrument reliability coefficient of .93 (average interitem correlation of .19) across diverse parish populations, and subscale coefficients confirming structural stability over longitudinal one-year intervals. Construct and criterion validities were established across three independent validation cohorts, including known-groups parish comparisons (), progressive educational exposure differences across secondary Catholic high school cohorts, and matched-pair comparative analyses of liberal versus conservative Catholic periodical subscribers. The scale serves as an influential theoretical and empirical template for assessing intra-denominational factionalism, institutional change, and ideological polarization within religious psychology and organizational sociology.

Keywords

Liberal-Conservative Scale, religious liberalism, religious conservatism, Roman Catholicism, Second Vatican Council, socioreligious attitudes, psychometrics, pious submissiveness, ecumenical attitudes, religious orthopraxy

Authors

The scale was developed and standardized by Robert D. Coursey, Ph.D. (1938–1999), a clinical psychologist and professor in the Department of Psychology at the University of Maryland, College Park. Coursey was a prominent researcher in community psychology, psychiatric rehabilitation, serious mental illness, and the intersection of religion, clinical consultation, and mental health. His pioneering doctoral dissertation at the University of Rochester laid the groundwork for assessing the sociocultural and psychological crises occurring within the American Roman Catholic Church during the post-Vatican II era.

Purpose

The overarching purpose of the Liberal-Conservative Scale is to quantify, conceptualize, and structurally analyze intra-ecclesiastical ideological divergence among Roman Catholic clergy and laity. Prior to the Second Vatican Council (1962–1965), the Roman Catholic Church was characterized by a high degree of liturgical, structural, and doctrinal uniformity, reinforced by strict hierarchical governance, uniform Tridentine liturgical rubrics in Latin, and distinct subcultural boundaries separating Catholics from broader secular and Protestant societies. The council’s sweeping theological constitutions introduced profound reforms, including liturgical vernacularization, increased lay participation, ecumenical and interfaith dialogue, internal administrative democratization, and active institutional involvement in secular civil rights struggles.

These sudden transformations catalyzed an acute socio-psychological crisis within the denomination. Liberal Catholics embraced the conciliar spirit (the aggiornamento, or updating of the Church) as an overdue mandate for doctrinal evolution, institutional deregulation, and individual conscience autonomy. In contrast, conservative Catholics experienced these rapid structural revisions as an existential threat to ecclesiastical continuity, doctrinal infallibility, and sacred tradition. Coursey designed the L-C Scale to operationalize this ideological divide into a rigorous psychometric framework, equipping mental health professionals, organizational consultants, pastoral counselors, and sociologists with an objective measurement tool to diagnose institutional tension, facilitate inter-factional dialogue, and examine ideological polarization.

Beyond its clinical and pastoral consultation utility, the L-C Scale serves substantial empirical research objectives. It enables researchers to investigate how ideological positioning within a religious tradition systematically correlates with demographic variables such as chronological age, educational attainment, socioeconomic status, and Catholic schooling duration. Furthermore, the instrument provides an empirical bridge between general political psychology and the psychology of religion by illustrating how specific theological orientations map onto secular social movements, civil rights activism, and contemporary bioethical debates.

Psychological Construct

The core psychological construct measured by the L-C Scale is religious ideology, conceptualized as a continuous bipolar spectrum anchored by religious liberalism at one pole and religious conservatism at the other. Liberalism within this framework represents an openness to institutional reform, theological revision, individual moral autonomy, and systemic engagement with external secular cultures. Conservatism reflects an adherence to tradition, institutional obedience, strict behavioral orthopraxy, dogmatic preservation, and defensive group-boundary maintenance. To capture the multidimensional nuances of Catholic religious identity, Coursey identified six distinct subscales:

1. Pious Submissiveness (Subscale 1)

This dimension evaluates an individual’s unconditional loyalty, deference, and obedience to clerical hierarchy and external Church authority, alongside zeal for traditional devotional orthopraxy. High scores reflect an externalized locus of moral authority, strict submission to ecclesiastical rules, and belief that personal spiritual merit is attained through rigid sacramental rituals, indulgences, Marian rosary devotions, and adherence to devotional practices such as the Nine First Fridays. Low scores reflect an internalized moral authority centered on individual conscience and comfort with public critique of ecclesiastical hierarchy.

2. Ecumenical Attitudes (Subscale 2)

Operationalized by Coursey as the degree to which an individual rejects or embraces a “Catholic ghetto mentality,” this subscale assesses the permeability of ecclesiastical boundaries. Conservative responses favor denominational insularity, arguing that Catholic children, schools, seminarians, and religious orders should remain segregated from non-Catholic influences. Liberal responses champion ecumenism, interfaith theological instruction in universities, secular educational exposure for religious personnel, and inclusive pluralism.

3. Marriage Issues (Subscale 3)

This subscale targets contentious socio-sexual and marital doctrines governed by official Catholic teaching, specifically artificial contraception, clerical celibacy, and the indissolubility of sacramental marriage. Conservative endorsement aligns with strict adherence to Humanae Vitae, prohibiting artificial birth control and divorce while mandating mandatory celibacy for priests. Liberal endorsement reflects support for reproductive autonomy, the moral permissibility of oral contraceptives, the right of priests to marry, and institutional recognition of divorce.

4. Church Rules (Subscale 4)

Distinct from core theological dogmas, this dimension measures attitudes toward institutional administrative regulations, disciplinary codes, clerical dress, honorific ecclesiastical titles, and institutional governance. Conservative attitudes demand the preservation of distinct clerical vestments, hierarchical honorifics (e.g., “Monsignor,” “Excellency”), mandatory Sunday attendance laws, and ecclesiastical control over higher education. Liberal attitudes advocate for institutional deregulation, secular dress for clergy and religious sisters, elimination of hierarchical titles, and complete academic freedom in Catholic universities.

5. Styles of Worship (Subscale 5)

Focusing on the aesthetic and liturgical revisions implemented after Vatican II, this subscale evaluates preferences regarding the sensory, linguistic, and structural execution of the Catholic Mass. Conservative respondents express strong attachments to Latin liturgical prayers, solemn majesty, traditional organ hymnody, and strict fasting rubrics, viewing casual liturgical experimentation as sacred degradation. Liberal respondents favor liturgical democratization, vernacular folk/guitar Masses, informal home celebrations of the Eucharist, and contemporary musical forms.

6. Social Rights (Subscale 6)

This subscale captures the intersection of religious faith and sociopolitical activism. It differentiates between those who view the Church’s mission as exclusively otherworldly and apolitical versus those who perceive Christian faith as an imperative for social justice. Conservative attitudes dictate that priests should avoid political involvement and confine their ministry to spiritual matters. Liberal attitudes insist that pulpits and Church resources must be actively mobilized to combat racial discrimination, support minority socioeconomic advancement, and defend civil rights.

Theoretical Framework

The Liberal-Conservative Scale is theoretically grounded in the intersection of psychometric attitude measurement, the sociological theory of institutional secularization, and the psychological conceptualization of the authoritarian personality. Coursey’s formulation relies heavily on the classic attitudinal paradigms established by Gordon W. Allport and Theodor W. Adorno, while contextualizing their findings within the structural-functional changes described by contemporary sociologists of religion such as Peter L. Berger and Thomas O’Dea.

At the psychological level, the L-C construct parallels Adorno et al.’s (1950) formulation of the Authoritarian Personality, particularly the dimensions of authoritarian submission, conventionalism, and rigid social categorization. The conservative Catholic orientation reflects a cognitive style defined by intolerance of ambiguity, cognitive closure, and high valuation of institutional obedience. In this view, traditional dogmas provide a coherent, unyielding framework that preserves existential meaning and guards against moral relativism. Any unilateral alteration of sacred rites or dogmatic assertions destabilizes this psychological equilibrium, triggering anxiety and institutional resistance.

Conversely, the liberal Catholic orientation reflects Allport’s mature religious sentiment, characterized by cognitive complexity, heuristic exploration, individual conscience supremacy, and institutional flexibility. Drawing upon Milton Rokeach’s Open and Closed Mind theory (1960), Coursey posited that liberal and conservative religious attitudes do not exist in an isolated cognitive silo; rather, they reflect broad, interconnected belief-disbelief systems that organize how individuals process authority, group boundaries, and social change across all domains of life.

Sociologically, the scale operationalizes Thomas O’Dea’s (1961) classic “Five Dilemmas in the Institutionalization of Religion,” most notably the dilemma of administrative order (elaboration versus bureaucratization) and the dilemma of delimitation (the conflict between letter and spirit). In Coursey’s model, the Second Vatican Council ruptured the institutionalized equilibrium of Roman Catholicism. By evaluating the psychological dimensions of this crisis, the L-C Scale demonstrates how institutional shifts force religious adherents to consciously renegotiate the boundaries between the sacred and the profane, the communal in-group and the pluralistic out-group, and authority-driven submission versus autonomous moral agency.

Validity

The validity of the Liberal-Conservative Scale was rigorously established through content, construct, and criterion-related empirical investigations reported by Coursey (1971, 1974).

Content and Face Validity

Content generation began with an initial pool of 98 candidate items reflecting theological, institutional, liturgical, and social controversies of the post-Vatican II American Church. A multidisciplinary expert panel comprising 10 faculty judges from the departments of sociology and theology at an accredited Catholic college evaluated each candidate item. A stringent inclusion threshold was applied: only items achieving at least 80% consensus among the judges regarding their unambiguous liberal or conservative valence were retained. This rigorous review eliminated 43 ambiguous items, yielding a refined 55-item experimental version.

Construct and Criterion Validity

Construct validity was demonstrated across three diverse empirical studies designed to test specific theoretical predictions:

• Study 1: Known-Groups Parish Comparison. Coursey administered the 55-item scale to adult parishioners from two ecologically distinct ecclesiastical communities: an established, traditional suburban parish (Parish A, $n\; =\; 275$) and a progressive, socially active parish (Parish B, $n\; =\; 403$). Parishioners from the traditionally oriented Parish A scored significantly higher ($M\; =\; 171.04,\; SD\; =\; 34.34$) than those from the progressive Parish B ($M\; =\; 155.82,\; SD\; =\; 31.19$), confirming the primary theoretical prediction with substantial statistical significance ().
• Study 2: Catholic Educational Socialization. A shortened secondary-school version was administered to 286 high school students enrolled across four Catholic coeducational institutions differing in pedagogical philosophy (conservative vs. liberal) and cohort standing (9th graders vs. 12th graders). As hypothesized, students educated within liberally oriented secondary schools scored significantly more liberal than peers in traditional schools. Furthermore, longitudinal exposure demonstrated a significant developmental gradient: 12th-grade students displayed significantly lower (more liberal) mean scores than 9th-grade students, validating the scale’s sensitivity to socioreligious socialization and educational maturation.
• Study 3: Matched-Pairs Cross-Validation. To establish criterion-related cross-validation on the definitive 40-item scale, Coursey recruited subscribers from two distinct Catholic periodicals: an overtly liberal journal and an explicitly traditionalist conservative publication. Ninety-eight matched pairs ($N\; =\; 196$) were created, controlling rigorously for chronological age, biological sex, educational level, household income, and vocational status. Multivariate and univariate comparisons revealed that subscribers to the conservative periodical scored significantly higher across the summary L-C score as well as across all six discrete subscale scores ( across all comparisons), providing robust evidence of criterion validity under controlled demographic conditions.

Convergent and Demographic Correlates

The scale exhibited theoretically consistent convergent correlations with demographic markers: summary conservative scores correlated positively with chronological age ($r\; =\; .32$) and occupational rank ($r\; =\; .29$), and negatively with total years of formal secular education ($r\; =\; -.40$), corroborating broader sociological literature documenting the liberalizing impact of higher secular education upon traditional religious dogmatism.

Reliability

The Liberal-Conservative Scale exhibits high internal consistency and structural stability across multiple independent populations and longitudinal time points:

• Internal Consistency: Across the initial standardization cohort ($N\; =\; 678$), the overall 40-item scale demonstrated a composite reliability coefficient of $.93$, with an average inter-item correlation of $.19$. When analyzed individually, both normative parishes yielded consistent reliability coefficients of $.92$, demonstrating that the scale’s composite consistency is not an artifact of parish-level sample aggregation.
• Subscale Structural Stability: The internal reliability of the individual subscales was established through split-sample exploratory factor analyses conducted independently within Parish A and Parish B. Factor loadings derived from each parish were correlated across groups, demonstrating robust subscale congruence.
• Longitudinal Factor Stability: Temporal stability of the underlying factor structure was verified one year following initial data collection through three additional independent factor analyses, confirming that the six-factor structural taxonomy remained psychometrically invariant over time.

Factor Analysis

The dimensional structure of the L-C Scale was identified using exploratory factor analytic procedures on the combined normative dataset of 678 adult Catholic respondents. The factor extraction resolved into a stable six-factor orthogonal solution that accounted for the underlying common variance and defined the six subscales:

• Factor 1: Pious Submissiveness (11 items). Defined by high positive loadings from items endorsing traditional devotions and ecclesiastical obedience, including saying the Rosary often ($.67$), completing the Nine First Fridays ($.61$), pursuing indulgences ($.62$), believing disobedience leads to anarchy ($.59$), and viewing personal merit for heaven as primary ($.56$).
• Factor 2: Ecumenical Attitudes / Ghetto Mentality (5 items). Defined by items measuring denominational insulation, such as welcoming non-Catholic theologians to Catholic faculties ($.72$), seminarians sharing secular college classes ($.63$), nuns training outside the convent ($.58$), and insulating children from non-Catholic environments ($.51$).
• Factor 3: Marriage Issues (5 items). Defined by substantial factor saturations regarding bioethical and clerical celibacy norms, including permissibility of birth control pills ($.80$), moral wrongness of artificial birth control ($.78$), governmental birth control clinic support ($.73$), prohibiting divorce ($.50$), and permitting priests to marry ($.37$).
• Factor 4: Church Rules (5 items). Characterized by loadings on institutional regulations and clerical distinctions, including priests wearing secular attire ($.70$), priests wearing distinctive outfits ($.68$), university independence from Church authority ($.49$), mandatory Sunday Mass attendance ($.48$), and eliminating titles like Monsignor ($.42$).
• Factor 5: Styles of Worship (6 items). Captures liturgical traditionalism versus innovation, featuring loadings on popular hymn majesty ($.68$), Mass laws of fasting and abstinence ($.58$), guitar Masses ($.55$), Latin Mass retention ($.55$), home celebration of Mass ($.52$), and excluding Protestant hymns ($.40$).
• Factor 6: Social Rights (4 items). Distinctly loaded on ecclesiastical engagement in civil rights, including Catholic support for Black employment and income equity ($.79$), Catholic assistance to disadvantaged minority rights ($.76$), priests avoiding political engagement ($.47$), and preaching sermons addressing modern social issues ($.45$).

Instrument / Measurement Tool

• Instrument Name: The Liberal-Conservative Scale (L-C Scale)
• Author: Robert D. Coursey, Ph.D.
• Target Population: Adult Roman Catholic laypersons and clergy (standardized for individuals with a minimum 9th-grade reading level)
• Administration Format: Self-administered paper-and-pencil questionnaire (or computerized equivalent)
• Completion Time: Approximately 10 to 15 minutes
• Item Count: 40 items (20 liberal items, 20 conservative items)
• Subscales: 6 dimensions
  • Subscale 1: Pious Submissiveness (Items 1, 2, 10, 12, 14, 17, 24, 25, 26, 34, 37, 39)
  • Subscale 2: Ecumenical Attitudes (Items 8, 18, 21, 23, 27, 40)
  • Subscale 3: Marriage Issues (Items 6, 28, 31, 35, 38)
  • Subscale 4: Church Rules (Items 4, 5, 15, 16, 29, 33)
  • Subscale 5: Styles of Worship (Items 3, 9, 11, 19, 20, 22)
  • Subscale 6: Social Rights (Items 7, 13, 30, 32)
• Response Scale: 4-point Likert-type forced-choice scale:
  • Strongly Disagree
  • Disagree
  • Agree
  • Strongly Agree
• Scoring Protocol:
  • The scale is scored toward conservatism, where higher aggregate scores indicate stronger conservative religious attitudes.
  • Conservative items (marked with [C]) are scored: Strongly Disagree = 1, Disagree = 2, Agree = 4, Strongly Agree = 5.
  • Liberal items (marked with [L]) are reverse-scored: Strongly Disagree = 5, Disagree = 4, Agree = 2, Strongly Agree = 1.
  • Omitted/unanswered items receive an assigned neutral midpoint score of 3.
  • Total Score Range: 40 to 200 (40 = extreme religious liberalism; 200 = extreme religious conservatism).

Permissions & Fee and Test Year

The Liberal-Conservative Scale was originally developed in 1971 and formally published in 1974 by Robert D. Coursey in the Journal of Consulting and Clinical Psychology. The scale and its associated validation data are copyrighted by the American Psychological Association (APA). The instrument is accessible in the public academic literature for non-commercial research, institutional evaluation, and clinical consultation. Researchers and clinicians wishing to reproduce the instrument in commercial settings, diagnostic batteries, or published volumes must secure formal permission from the APA Rights and Permissions Office. No commercial royalty fees are required for academic scholarly usage within institutional theses or academic investigations.

References

• Adorno, T. W., Frenkel-Brunswik, E., Levinson, D. J., & Sanford, R. N. (1950). The authoritarian personality. Harper & Row.
• Allport, G. W., & Ross, J. M. (1967). Personal religious orientation and prejudice. Journal of Personality and Social Psychology, 5(4), 432–443. https://doi.org/10.1037/h0021212
• Coursey, R. D. (1971). The L-C Scale measuring liberal-conservative religious attitudes among Roman Catholics (Doctoral dissertation, University of Rochester). Dissertation Abstracts International, 32(3-B), 1819.
• Coursey, R. D. (1974). Consulting and the Catholic crisis. Journal of Consulting and Clinical Psychology, 42(4), 519–528. https://doi.org/10.1037/h0036730
• O’Dea, T. F. (1961). Five dilemmas in the institutionalization of religion. Journal for the Scientific Study of Religion, 1(1), 30–39. https://doi.org/10.2307/1384399
• Rokeach, M. (1960). The open and closed mind: Investigations into the nature of belief systems and personality systems. Basic Books.

Items of the Scale