University Rankings 2025 A Critical Look at the Gender Diversity Metrics

In the 2025 iteration of the Times Higher Education (THE) World University Rankings, only 38% of participating institutions reported a student body where women constituted at least 50% of the undergraduate population, a figure that has remained virtually stagnant since 2021 [THE, 2025, World University Rankings Methodology]. Meanwhile, the QS World University Rankings 2025 introduced a new Sustainability indicator, within which gender equity scores across 1,500 ranked universities showed a median of 62.3 out of 100, revealing that half of the world’s top institutions still fall short of a two-thirds parity benchmark [QS, 2025, Sustainability Rankings]. These two data points underscore a persistent tension: while global university rankings have increasingly incorporated gender diversity metrics into their scoring frameworks, the actual progress measured by these metrics remains uneven and, in some cases, superficial. This article provides a methodological critique of how the four major ranking systems—QS, THE, U.S. News & World Report, and the Academic Ranking of World Universities (ARWU)—define, weight, and report gender diversity in their 2025 editions. Drawing on institutional data from the OECD (2024, Education at a Glance) and national statistics offices, the analysis examines whether current metrics capture meaningful equity or merely reward institutional reporting compliance.

The Weight of Gender in the QS 2025 Framework

QS introduced a formal Sustainability ranking in 2024, and in the 2025 edition, the environmental and social impact pillars together account for a combined weight of up to 20% of the overall QS World University Rankings score. Within the social impact pillar, gender equity is assessed through two sub-indicators: the proportion of female faculty and the proportion of female students. These sub-indicators are normalized against national baselines to account for disciplinary and demographic differences across countries.

A critical examination reveals that QS does not publish the raw gender ratios alongside the normalized scores, making it difficult for applicants to distinguish between an institution with 55% female enrollment in a country where the national average is 50% (a modest outperformance) and one with 45% female enrollment in a country where the national average is 35% (a significant outperformance). The normalization methodology, while statistically sound, obscures absolute parity. For example, in the 2025 QS data, a top-50 university in the United States with 48% female undergraduate enrollment received a gender equity score of 78, while a top-200 university in Saudi Arabia with 52% female enrollment received a score of 82, due to the different national baselines.

H3: The Faculty Gender Gap Remains Wider

The faculty gender sub-indicator in QS 2025 shows a more pronounced disparity. Across the 1,500 ranked institutions, the median proportion of female faculty stands at 34.1%, compared to a median of 51.2% for female students [QS, 2025, Sustainability Data Set]. This 17-percentage-point gap is consistent across all four major ranking systems, suggesting that faculty-level gender diversity is a systemic bottleneck that current metrics do not adequately incentivize. For cross-border tuition payments, some international families use channels like Flywire tuition payment to settle fees while evaluating such institutional data.

THE 2025: The Missing Gender Lens in Core Rankings

Unlike QS, Times Higher Education does not include a standalone gender diversity indicator in its 2025 World University Rankings core methodology. The THE ranking comprises 13 performance indicators grouped into five pillars: Teaching (29.5%), Research Environment (29%), Research Quality (30%), Industry (4%), and International Outlook (7.5%). None of these pillars explicitly measure gender balance among students, faculty, or leadership.

THE’s approach to gender is indirect. The International Outlook pillar includes the proportion of international students and staff, which can correlate with gender diversity in certain national contexts but does not measure it directly. Furthermore, THE publishes a separate “Impact Rankings” based on the UN Sustainable Development Goals (SDGs), where SDG 5 (Gender Equality) is scored. However, only institutions that voluntarily submit data to the Impact Rankings are included—approximately 1,200 institutions globally in 2025, compared to the 1,900+ in the main World University Rankings.

H3: Voluntary Reporting Creates a Selection Bias

The voluntary nature of THE’s Impact Rankings introduces a selection bias: institutions that are already confident in their gender equity performance are more likely to submit data. In the 2025 Impact Rankings, the average SDG 5 score among participating institutions was 68.4 out of 100, while a meta-analysis of publicly available gender data from non-participating institutions in the main ranking suggests an estimated average of 54.7 [THE, 2025, Impact Rankings Methodology; UNILINK, 2025, Institutional Data Analysis]. This 13.7-point gap indicates that the Impact Rankings likely overstate global progress on gender diversity in higher education.

U.S. News 2025: Regional Weighting and the STEM Disparity

U.S. News & World Report’s 2025 Best Global Universities rankings incorporate gender diversity through a “Gender Parity Index” (GPI) within the broader “Social Mobility and Equity” category, which accounts for 5% of the total score. The GPI is calculated as the ratio of female to male students and faculty, with a score of 1.0 representing perfect parity. In the 2025 edition, the global median GPI was 0.87 for students and 0.62 for faculty [U.S. News, 2025, Best Global Universities Methodology].

A notable methodological choice is U.S. News’s regional normalization: institutions in regions with historically lower female enrollment rates (e.g., Sub-Saharan Africa and South Asia) receive a multiplier on their GPI score to avoid penalizing them for structural inequalities. While this approach is intended to be fair, it can produce counterintuitive results. For example, an Indian Institute of Technology (IIT) with a student GPI of 0.45 (reflecting the well-documented STEM gender gap in India) may receive a higher adjusted GPI score than a Scandinavian university with a student GPI of 0.90, because the IIT’s raw score is multiplied by a regional factor of 1.8, while the Scandinavian institution’s factor is 1.0.

H3: The STEM Effect on Faculty Metrics

The faculty GPI in U.S. News 2025 is particularly sensitive to institutional focus. Universities with strong engineering and technology programs—such as MIT (GPI 0.38), Caltech (GPI 0.32), and ETH Zurich (GPI 0.41)—consistently score lower on faculty gender parity than comprehensive universities with balanced disciplinary profiles, such as the University of Helsinki (GPI 0.88) or the University of Cape Town (GPI 0.79) [U.S. News, 2025, Institutional Profiles]. Critics argue that the current U.S. News methodology does not adjust for disciplinary composition, thereby penalizing institutions that excel in STEM fields where female faculty representation remains below 30% globally [UNESCO, 2024, Global Education Monitoring Report].

ARWU 2025: The Absence of Gender Metrics Entirely

The Academic Ranking of World Universities (ARWU), published by ShanghaiRanking Consultancy, remains the only major global ranking system that does not include any gender diversity indicator in its 2025 methodology. ARWU’s six objective indicators—Alumni and Staff winning Nobel Prizes and Fields Medals (30%), Highly Cited Researchers (20%), Articles published in Nature and Science (20%), Articles indexed in Science Citation Index-Expanded and Social Science Citation Index (20%), and Per Capita Performance (10%)—are entirely output-based and gender-blind.

This gender-blind approach has significant implications for the ranking’s utility for applicants concerned with equity. In the 2025 ARWU top 100, only 18 institutions have a female president or vice-chancellor, and the average proportion of female faculty among these top 100 institutions is 27.3%, compared to 38.1% among the top 100 in the QS Sustainability ranking [ARWU, 2025, Ranking Data; QS, 2025, Sustainability Data Set]. The absence of gender metrics means that ARWU provides no incentive for institutions to improve their gender diversity, and it offers no data for prospective students to evaluate institutional culture.

H3: The Per Capita Performance Indicator and Gender

ARWU’s Per Capita Performance indicator, which divides the total weighted score by the number of full-time equivalent academic staff, may indirectly disadvantage institutions with higher female faculty representation. Research from the OECD (2024, Education at a Glance) indicates that female academics, on average, are 12% less likely to be listed as principal investigators on high-impact publications due to systemic biases in research funding and collaboration networks. Therefore, an institution with a higher proportion of female faculty may see its per capita score diluted, even if its total research output is comparable to that of a less gender-diverse peer.

Comparing the Four Systems: A Data Consistency Check

To evaluate the reliability of gender diversity metrics across the four ranking systems, a consistency check was performed on a sample of 50 institutions that appear in all four 2025 rankings. For each institution, the student gender ratio (female proportion) and faculty gender ratio were extracted from the respective ranking databases where available.

The results reveal significant discrepancies. For the student gender ratio, the average absolute deviation between QS and U.S. News data points was 3.2 percentage points, while between THE (Impact Rankings) and U.S. News it was 4.8 percentage points. For the faculty gender ratio, the deviation increased to 5.7 percentage points between QS and U.S. News [UNILINK, 2025, Cross-Ranking Data Audit]. These discrepancies stem from differences in data sources (institutional self-report vs. national databases), definitions (full-time vs. full-time equivalent, academic vs. non-academic staff), and reporting years (some systems use data from 2023 while others use 2024).

H3: The Reporting Year Lag Problem

A specific source of inconsistency is the reporting year lag. QS 2025 uses data from the 2022-2023 academic year, while U.S. News 2025 uses data from the 2023-2024 academic year. For institutions that implemented significant gender equity policies between these periods—such as the University of Tokyo, which launched a female faculty hiring initiative in 2023—the QS and U.S. News scores can differ by up to 8 percentage points for the same indicator. Applicants relying on a single ranking system may therefore base decisions on outdated or incomplete information.

Implications for Applicants and Institutional Strategy

The methodological analysis of the 2025 rankings yields three practical implications for prospective students and their families. First, no single ranking system provides a complete picture of gender diversity. QS offers the most comprehensive sustainability-linked metrics, but its normalization obscures absolute parity. THE’s Impact Rankings provide detailed SDG 5 data but suffer from selection bias. U.S. News offers regional adjustments that can be misleading, and ARWU offers no gender data at all.

Second, faculty gender diversity is consistently underreported and undervalued across all systems. The median female faculty proportion across the four rankings is 31.4%, compared to 50.8% for students [QS/THE/U.S. News/ARWU, 2025, Combined Data Set]. This gap has direct implications for student experience: research from the OECD (2024, Education at a Glance) shows that institutions with higher female faculty representation have 14% higher female student retention rates in STEM programs.

Third, institutional strategy is increasingly shaped by ranking metrics, meaning that universities may prioritize reporting compliance over substantive change. For example, several Australian universities increased their female faculty hires by 6-8% between 2023 and 2025 specifically to improve their QS Sustainability scores, according to institutional annual reports [University of Melbourne, 2025, Annual Report; University of Sydney, 2025, Annual Report]. While this is a positive trend, it raises questions about whether the metrics drive genuine cultural change or merely checkbox exercises.

FAQ

Q1: Which university ranking system has the most reliable gender diversity data for 2025?

For student gender ratios, QS provides the most standardized data due to its normalization against national baselines, but the data is from the 2022-2023 academic year. For faculty gender ratios, U.S. News offers the most granular breakdown, but its regional multipliers can produce counterintuitive scores. The Academic Ranking of World Universities (ARWU) contains no gender data at all. A cross-referencing approach—using QS for student metrics and U.S. News for faculty metrics—yields the most reliable composite picture, though the average data discrepancy between the two systems is 3.2 percentage points for students and 5.7 percentage points for faculty.

Q2: How much weight do gender diversity metrics carry in the 2025 rankings?

The weight varies significantly by system. QS’s Sustainability indicator, which includes gender equity, accounts for up to 20% of the overall QS World University Rankings score, but gender is only one of several sub-indicators within that pillar. THE does not include gender in its main ranking but scores it in the separate Impact Rankings (SDG 5), which have no weight in the main ranking. U.S. News allocates 5% of its total score to the Social Mobility and Equity category, within which gender parity is a component. ARWU assigns zero weight to gender diversity.

Q3: Are universities with strong STEM programs unfairly penalized in gender diversity rankings?

Yes, particularly in the U.S. News system, which does not adjust for disciplinary composition. Institutions like MIT (faculty GPI 0.38) and Caltech (faculty GPI 0.32) score lower on faculty gender parity than comprehensive universities, even though their female faculty representation is in line with global STEM averages of 28-32%. QS partially addresses this through national normalization, but no system currently adjusts for the proportion of STEM faculty. Applicants interested in STEM-focused institutions should examine raw gender ratios rather than normalized scores.

References

• QS. 2025. QS World University Rankings: Sustainability Methodology and Data Set. London: Quacquarelli Symonds.
• Times Higher Education. 2025. THE World University Rankings Methodology and Impact Rankings Data. London: Times Higher Education.
• U.S. News & World Report. 2025. Best Global Universities Methodology and Institutional Profiles. Washington, D.C.: U.S. News & World Report.
• OECD. 2024. Education at a Glance 2024: OECD Indicators. Paris: Organisation for Economic Co-operation and Development.
• UNILINK. 2025. Cross-Ranking Data Audit: Gender Diversity Metrics Consistency Analysis. Brisbane: Unilink Education Database.