Unveiling Hidden Biases: A Review of ‘Invisible Women’ by Caroline Criado Perez

Dive into the depths of gender data bias in ‘Invisible Women’ by Caroline Criado Perez. Our review explores how this book uncovers systemic discrimination and calls for inclusive data for true gender equality.

Courtney Simms
11 min readJan 27, 2024
Photo by Susan G. Komen 3-Day on Unsplash

Introduction

Invisible Women: Data Bias in a World Designed for Men is a 2019 book by British feminist writer and activist Caroline Criado Perez. Criado Perez is known for her successful campaign to feature a woman on the British 10-pound banknote, and she was appointed an Officer of the Order of the British Empire in 2015 for her work toward gender equality.

Invisible Women explores how in a world largely built by men, for men, systemic gender discrimination has resulted in half the population being unaccounted for or ignored.

Summary

“Invisible Women” exposes the widespread gender data bias that exists in our society and shows how it negatively impacts women’s lives. Criado Perez reveals the ways in which women are overlooked in areas like healthcare, workplace design, urban planning, and technology due to assumptions and standards tailored to men’s bodies and life experiences (source). She uncovers how the gender data gap silences women and places them at a disadvantage across all aspects of life (source). As the title suggests, this bias renders women “invisible” — their needs and perspectives are not accounted for in the design of products, policies, and systems.

The book provides compelling evidence that eliminating this bias requires recognizing it and taking concrete steps. Criado Perez makes a powerful argument that having more complete data that includes women’s experiences leads to better design and policy decisions. She reveals the ways this pervasive bias manifests using statistics, research studies, and personal stories spanning diverse fields. Overall, “Invisible Women” demonstrates how failing to consider gender differences has profound social costs and that closing the gender data gap is essential for true gender equality.

Thesis

The author’s central thesis is that the gender data gap — the lack of data about women and their lives — results in a world designed for men to the detriment of women [1]. Criado Perez argues that the world has been built to suit men’s needs as the “default” human, and this has created a discriminatory environment against women [2]. She exposes how the exclusion of women from design and data collection has led to inaccuracies and oversights across many areas including urban planning, technology, healthcare, and public policy [1]. Her goal is to demonstrate how pervasive this data bias is and why recognizing and addressing it is vital for gender equality. As she states, “the gender data gap isn’t just about data, it’s about power” [3]. Overall, the book makes a compelling case that the invisibility of women in data points to systemic discrimination.

[1] https://www.linkedin.com/pulse/learnings-from-invisible-women-part-1-ferreira-viggiano

[2] https://www.mindtools.com/blog/invisible-women-gender-data-bias/

[3] https://www.imf.org/en/Publications/fandd/issues/2020/12/book-review-of-invisible-women-by-caroline-criado-perez

Key Examples

Caroline Criado Perez provides numerous examples throughout the book that illustrate the hidden gender bias that exists in society. A few notable examples include:

  • Public restrooms are often designed with the male anatomy in mind, resulting in long lines and wait times for women. Criado Perez cites a study that found women take 1.4 times as long as men to use the restroom due to fewer facilities.
  • Crash test dummies used to test vehicle safety are based on the average male body, putting women at higher risk of injury in accidents. According to one analysis, women are 47% more likely to be seriously injured in a car crash.
  • Health studies and drug trials often fail to include women participants or analyze results by gender. This leads to conditions and treatments being defined based on male physiology. For instance, symptoms of heart attack in women can go unrecognized.
  • AI systems like Apple’s Siri and Amazon’s Alexa use female voices and personas by default, reinforcing gender stereotypes.
  • Product designs like smartphones are often too large for the average woman’s hand size, an example of how male defaults exclude women’s needs.

Criado Perez skillfully brings to light the various ways gender bias manifests and how addressing the data gap is crucial for achieving equality.

Photo by Joel Muniz on Unsplash

Strengths

Invisible Women presents a compelling argument that there is a systemic gender data gap across many areas of society. Criado Perez effectively weaves together quantitative and qualitative data to illustrate the hidden ways women are disadvantaged (1).

One of the most compelling examples is how products and tools are designed based on male biased data. For instance, women on average have 41% lower grip strength than men. However, gym equipment and tools do not account for this biological difference, leading to more injuries for women (2).

By exposing this gender data gap through robust research and engaging storytelling, the book makes a persuasive case for the urgency of recognizing and correcting this bias. Criado Perez argues this is not just a women’s issue, but should matter to everyone working towards fairer, more inclusive societies.

(1) Book Review — Invisible Women: Data Bias in a World …

(2) Learnings from Invisible Women, part 1

Critiques

While the book presents a compelling argument overall, there are some potential weaknesses to consider. Criado Perez focuses heavily on UK and US data, which limits the global perspective [1]. Some critics argue the book oversimplifies complex issues and lacks nuance in certain areas [2]. There’s an opportunity to expand the intersectional lens to account for how data bias impacts women across race, class, and other identities. Additionally, the solutions proposed are high-level ideas without much practical guidance for implementation [3]. While the book succeeds in illuminating the problem of biased data, it falls a bit short in outlining actionable steps to drive change. However, this provides an opening for further discourse and research building on the foundation Criado Perez has established.

[1] https://www.imf.org/en/Publications/fandd/issues/2020/12/book-review-of-invisible-women-by-caroline-criado-perez

[2] https://www.theguardian.com/books/2019/mar/11/invisible-women-exposing-data-bias-by-caroline-criado-perez-review

[3] https://www.american.edu/sis/centers/security-technology/book-review-invisible-women.cfm

Writing Style

Criado Perez’s writing style is remarkably engaging, accessible and highly readable for a research-heavy book (1). She masterfully presents detailed analysis in a compelling narrative, seamlessly weaving together statistics, stories and examples into a cohesive argument (2). Her tone is passionate yet measured, balancing urgency with level-headed analysis (3). The result is an informative page-turner that enlightens readers without overwhelming them.

Research

Invisible Women provides comprehensive research and data to support its analysis of gender bias. As Caroline Criado Perez states, “the gender data gap…leads to discrimination, which leads to suffering” (https://www.imf.org/en/Publications/fandd/issues/2020/12/book-review-of-invisible-women-by-caroline-criado-perez).

To uncover this gap, Criado Perez conducted extensive original research analyzing thousands of data sets and studies. She draws on global data sources ranging from government databases to academic journals. Her interdisciplinary approach integrates research from fields like urban planning, politics, technology, and medicine.

Some key methods used include data analysis, meta-analyses, interviews, surveys, and firsthand reporting. For example, one striking study analyzes heart attack symptoms based on gender [(https://ecrlife.org/invisible-woman/)]. This rigorous investigation of primary sources provides credible evidence to “prove again and again that we are constructing a world based on data that leaves out information about 50 percent of the population” (https://theconversation.com/invisible-women-exposing-data-bias-in-a-world-designed-for-men-a-review-113693). Overall, the meticulous research backs up the book’s powerful message.

Conclusions

From the rich collection of data, stories, and examples in Invisible Women, Criado Perez draws several important conclusions that bring urgency to the issue of the gender data gap (1). She argues that ignoring half the population in data and design has led to a world that is not fit for women’s bodies, needs, and desires (2). The consequences of this data gap are wide-ranging, negatively impacting women’s health, safety, economic opportunities, and overall quality of life (3).

Criado Perez makes a compelling case that closing the gender data gap is an essential first step to creating more inclusive and equitable policies, products, and systems (1). While not a cure-all, filling these knowledge gaps will allow us to make more informed decisions and design smarter solutions with better outcomes for all (2). She calls on governments, companies, and institutions to prioritize collecting, analyzing, and applying sex-disaggregated data.

Ultimately, the book sends the message that women cannot remain invisible if we want to build a world that works for everyone. The onus is on all of us to recognize and value women’s experiences, needs, and contributions. Only then can we create more conscious and compassionate societies where no one is left out of the data that shapes our lives (3).

(1) Book Review: Invisible Women by Caroline Criado Perez

(2) Invisible Women by Caroline Criado Perez — review

(3) Learnings from Invisible Women, part 1

Significance

Invisible Women highlights the far-reaching societal consequences of gender data bias and makes a compelling case for the urgency of recognizing and correcting this systemic issue [1]. Through extensive research into data that quantifies women’s experiences, Criado Perez exposes huge gaps in our knowledge and understanding that are dangerous, inefficient, and unfair [2]. The book has the potential for major impact and significance by revealing the hidden ways women are excluded across many fields, from technology and urban planning to government policy and medical research. By meticulously documenting the pervasiveness of gender bias, Criado Perez sounds an alarm about a critical issue and shows how we are collectively failing to design society in a way that accounts for and includes half of humanity. The book makes a compelling case that correcting the gender data gap is essential for creating a fairer and better world. Overall, Invisible Women brings an urgently needed perspective and has the power to drive real change through its rigorous research, innovative analysis, and effective communication of a systemic problem that has been previously overlooked. The book has the potential to be hugely influential in prompting action across many fields to finally recognize women, collect sex-disaggregated data, and dismantle a biased system that has marginalized women for far too long.

Recommended Audience

Invisible Women would be most beneficial for those interested in the topics of gender equality, feminism, sociology, public policy, and data ethics. As Perez exposes the hidden gender bias in how data is collected and utilized across numerous fields, the book provides eye-opening research and analysis highly relevant to anyone studying or working in areas impacted by this bias.

For instance, the book would be illuminating reading for urban planners or architects as Perez dives into how public spaces and infrastructure often fail to consider women’s needs. She cites insightful examples like snow plow routes more tailored to male commuting patterns and public transit systems not factoring in safety concerns disproportionately affecting female riders [1].

Additionally, the book contains crucial insights for those involved in public policy, governance, and healthcare. Perez methodically demonstrates how seemingly gender-neutral policies can overlook and harm women when the underlying data perpetuates male default bias. Her research on issues like medical trials and economic models skewed towards men provides data-driven arguments for the importance of gender-conscious policies [2].

The book would also greatly benefit readers interested in feminism and gender studies. Perez builds a compelling case through copious research for how male-centered data creates a form of institutionalized sexism that disadvantages women. Her far-reaching analysis provides feminists and women’s advocates extensive evidence to bolster calls for political and social change.

Overall, Invisible Women presents meticulously researched, paradigm-shifting insights essential for professionals and scholars seeking to understand and rectify the overlooked gender bias shaping policies, infrastructure, and technology worldwide. The book delivers an impressive wealth of data and stories to open readers’ eyes to the subtle and overt ways women are marginalized, made invisible, and placed at risk due to gender data gaps across virtually all sectors of public and private life.

Additional Reading

For readers interested in learning more about the topics covered in Invisible Women, here are some other books and resources to consider:

  • Data Feminism by Catherine D’Ignazio and Lauren Klein — Provides an intersectional feminist approach to thinking about data science and big data. Great for understanding how algorithms can perpetuate bias if not built responsibly. [1]
  • Weapons of Math Destruction by Cathy O’Neil — Examines how algorithms and big data can encode human prejudice, misunderstandings and bias with dire consequences. Relevant for seeing how biased data impacts people.
  • Algorithms of Oppression by Safiya Umoja Noble — An examination of how search engines like Google reinforce racism and sexism through algorithms. Very insightful on technology and discrimination.
  • Feminist Data Set — A project working to create more inclusive, ethical, and rights-affirming data sets. Their resources help illustrate data bias issues.
  • AI Now Institute — An interdisciplinary research institute studying the social implications of artificial intelligence. Their work on algorithmic bias is highly relevant.

About the Author

Caroline Criado Perez is an award-winning British feminist writer, activist, and journalist[1]. She graduated from the University of Oxford in 2012 with a degree in English Language and Literature[2].

Criado Perez is known for her successful campaign to keep a woman, Jane Austen, on the £10 note after the Bank of England announced plans to replace Elizabeth Fry with Winston Churchill[1]. She also started the Women’s Room project to increase the representation of female experts in media.

Her first book, Do It Like a Woman, was published in 2015 and became a Sunday Times Bestseller. In 2019, she published Invisible Women: Data Bias in a World Designed for Men, which became an international bestseller and won the Royal Society Insight Investment Science Book Prize 2020 [3].

Criado Perez lives in Yorkshire, England with her dog Poppy[2]. She was appointed an Officer of the Order of the British Empire in 2015 for her activism and services to equality.

Overall Assessment

Invisible Women by Caroline Criado Perez offers an eye-opening look at how data bias perpetuates gender discrimination on a systemic level (The Guardian). Through meticulous research and compelling examples, the author exposes the ways in which women have been overlooked and excluded across all aspects of life. Criado Perez makes a persuasive case that correcting the gender data gap is crucial for achieving true equality.

While some may critique minor points, the core thesis is powerfully argued. The book is thoroughly researched, drawing on studies and data from many fields to build an irrefutable case. The writing style is clear and accessible, making complex ideas understandable. Overall, Invisible Women is an important, timely work that sheds light on the invisible discrimination women face. It should be considered essential reading for policymakers, researchers, and anyone interested in gender equality. I highly recommend this insightful book to general readers seeking to understand systemic bias against women.

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Courtney Simms

Top Medium Writer, So if you wanna collab, have a product to promote or snag some killer links? Slide into my DMs: courtneysimms577@gmail.com