Chapter Inclusive design in the context of performative gender through product form

This is not an empirical study. It is a theoretical and conceptual chapter that examines how product design (form, colour, texture, shape) communicates gender norms and how users perform gender through their interaction with these products. The author analyses existing design theory, gender theory (particularly Judith Butler's concept of performativity), and inclusive design frameworks. There is no intervention, no comparator group, and no outcome measure in the traditional sense.

The chapter explores:

How product forms carry gendered associations (e.g., "masculine" angular forms vs. "feminine" curved forms)

How users actively perform gender through choosing and using products

How inclusive design approaches often fail to account for performative gender

Proposes a framework for designers to consider gender performativity in product development

No human participants were studied. This is a theoretical analysis drawing on existing literature from design studies, gender studies, and inclusive design research. The author references prior empirical work on gender and product perception, but no original data collection occurred.

No measurement instruments were used. The chapter employs conceptual analysis, literature review, and theoretical argumentation. The author examines:

Existing design taxonomies (e.g., shape classifications, colour associations)

Gender theory frameworks (Butler's performativity, West and Zimmerman's "doing gender")

Inclusive design principles (universal design, user-centred design, participatory design)

Case examples of products (e.g., tools, consumer electronics, household items)

No quantitative or qualitative data were collected or analysed.

**Study design:** Theoretical/conceptual chapter. This is not an empirical study. It is a scholarly argument that synthesises existing theories and proposes a new conceptual framework.

**What this design can and cannot prove:**

**Can prove:** Nothing empirically. It can demonstrate logical coherence, theoretical consistency, and identify gaps in existing frameworks.

**Cannot prove:** Causal relationships, effect sizes, prevalence of gendered product associations, user preferences, or behavioural outcomes. It cannot tell you whether changing a product's form actually changes user experience or behaviour.

**Major methodological weaknesses:**

No empirical data collection

No systematic literature review methodology (no PRISMA guidelines, no search strategy, no inclusion/exclusion criteria)

No formal analysis of existing studies (no meta-analysis, no systematic synthesis)

No validation of proposed framework

No testing of claims against real-world user data

Author's own theoretical biases are not controlled for

**Duration:** Not applicable — this is a single publication, not a study with a timeline.

**Statistical approach:** None.

Since this is a theoretical chapter, there are no statistical findings. The author's main arguments are:

Product forms carry gendered meanings that are culturally constructed, not biologically determined

Users do not passively receive these meanings but actively perform gender through product choice and use

Inclusive design frameworks typically focus on functional accessibility (e.g., wheelchair access, visual impairment) but neglect how products constrain or enable gender expression

Current inclusive design approaches may inadvertently reinforce binary gender norms by assuming users fit into "male" or "female" categories

The author proposes that designers should consider gender performativity as a dimension of inclusive design, meaning products should allow users to express, subvert, or transcend gender norms

No effect sizes, confidence intervals, p-values, or any quantitative results are reported because none were generated.

Not applicable. There are no quantitative effects to translate. The chapter's "effect" is conceptual: it argues that ignoring performative gender in product design may exclude users who do not conform to binary gender norms, but it provides no data on how many users are affected, to what degree, or what the practical consequences are.

**What the authors acknowledge:**

The chapter is explicitly theoretical and does not claim empirical findings

The proposed framework requires further development and testing

The analysis is limited to Western cultural contexts

The chapter focuses on product form rather than other design dimensions (function, material, interface)

**What a critical reader would note:**

No empirical evidence supports any of the claims

The chapter does not systematically review existing empirical literature on gender and product design

No case studies are analysed in depth with user data

The concept of "performative gender" is applied uncritically without addressing debates within gender studies

No practical guidelines are provided for how designers should implement the proposed framework

The chapter does not address intersectionality (how gender interacts with race, class, disability, age)

No discussion of how to measure "inclusiveness" or "gender performativity" in product design

The chapter is published in a book on industrial/commercial art and design, not a peer-reviewed empirical journal

No funding sources or conflicts of interest are declared (though this is typical for theoretical chapters)

**Important caveat:** This chapter provides no empirical data. Any "practical takeaways" are speculative and based on the author's theoretical arguments, not tested interventions. If you want to run a self-experiment related to gender and product design, you would need to design your own study from scratch.

**For someone running their own n=1 experiment (speculative, based on the chapter's framework):**

### What to test

Whether using a product with a form typically associated with a different gender (e.g., a "masculine"-shaped pen vs. a "feminine"-shaped pen) changes your subjective experience of using it

Whether the gender associations of a product affect your sense of identity, comfort, or performance while using it

Whether deliberately choosing products that subvert gender norms affects your mood, self-perception, or social interactions

### Minimum meaningful duration

For subjective experience: 1–2 weeks per product form to allow for novelty effects to wear off

For social interaction effects: 3–4 weeks to observe patterns in how others respond

For identity-related effects: 4–8 weeks to detect any shift in self-perception

### What to measure (specific metrics)

**Subjective comfort:** Rate on a 1–10 scale how comfortable you feel using the product (daily log)

**Gender association:** Rate on a 1–7 scale how "masculine" or "feminine" the product feels to you (pre- and post-test)

**Performance:** If the product has a functional purpose (e.g., writing, cooking, tool use), measure speed, accuracy, or quality of output

**Social responses:** Note any comments or reactions from others when you use the product (qualitative diary)

**Mood/affect:** Use a standardised mood scale (e.g., Positive and Negative Affect Schedule, PANAS) before and after each use session

**Identity congruence:** Rate on a 1–10 scale how much the product "feels like you" (daily log)

### Key confounds to control for

**Novelty effect:** First few days of using any new product may feel different regardless of gender associations

**Colour:** Product colour carries strong gender associations independent of form — test form while controlling for colour (e.g., same colour for all conditions)

**Function:** The product's purpose may override gender associations (e.g., a power tool may feel "masculine" regardless of its shape)

**Social context:** Who is present when you use the product may affect your experience more than the product itself

**Expectation bias:** If you know you're testing gender associations, you may perceive them more strongly

**Order effects:** The sequence of testing different product forms matters — randomise or counterbalance

**Time of day, fatigue, stress:** These may affect subjective ratings more than product form

### What a positive result would look like

A consistent difference of ≥2 points on the 1–10 comfort scale between product forms

A shift of ≥2 points on the gender association scale after using a product for 2+ weeks

A change in mood scores (PANAS) of ≥0.5 standard deviations between conditions

Qualitative diary entries showing patterns (e.g., "I felt more self-conscious using the curved tool" or "I felt more confident with the angular pen")

Social responses that are consistently different between product forms (e.g., more comments, more questions, more positive or negative reactions)

**Important:** Any results from an n=1 experiment are not generalisable. They tell you about your own experience only. The chapter's theoretical framework suggests that gender performativity is real and consequential, but it provides no data on how strong these effects are, how common they are, or what practical difference they make.

**If you want stronger evidence:** Look for empirical studies on gender and product design (e.g., studies measuring user preferences for gendered product forms, studies on how product design affects perceived usability, studies on inclusive design outcomes). This chapter is a starting point for thinking, not a source of actionable experimental guidance.