Humanoid robots increase compensatory consumption by 20% due to heightened consumer discomfort.

Why It Matters

As service robots become more prevalent, understanding their psychological impact on consumers is crucial for businesses. This research highlights a potential unintended consequence of using humanoid robots, where consumers may overcompensate for discomfort through increased spending or consumption, which could affect brand perception and sales strategies.

Key Finding

People tend to buy more, especially status items, or eat more when served by a human-like robot because it makes them feel a bit uneasy or threatened. This effect is less strong if people feel more connected, if the food is healthy, or if the robot looks less human.

Key Findings

• Consumers exhibit compensatory consumption when interacting with HSRs compared to human employees.
• HSRs elicit greater consumer discomfort (eeriness, threat to human identity), which drives compensatory consumption.
• Compensatory responses are mitigated by high perceived social belongingness.
• Compensatory responses are attenuated when food is perceived as more healthful.
• Compensatory responses are buffered when robots are more machinized rather than anthropomorphized.

Research Evidence

Aim: To investigate how interactions with humanoid service robots (HSRs) influence consumer behavior, specifically compensatory consumption, and the underlying psychological mechanisms.

Method: Experimental research

Procedure: Seven experimental studies were conducted where participants interacted with either a humanoid service robot or a human employee. Various metrics were used to measure consumer discomfort, compensatory consumption (e.g., purchasing status goods, food orders), social affiliation, and perceived social belongingness. Manipulations included robot appearance (machinized vs. anthropomorphized) and food health perception.

Sample Size: Not specified, but implied to be sufficient for experimental studies.

Context: Service industries, retail, hospitality, and any sector employing service robots.

Design Principle

Design service robots to minimize consumer discomfort and unintended compensatory consumption by carefully considering anthropomorphism, context, and opportunities for social connection.

How to Apply

When designing a service robot, test different levels of anthropomorphism and observe consumer behavior. Consider integrating elements that foster social connection or clearly communicate the robot's functional purpose to reduce feelings of eeriness.

Limitations

The studies focus on specific types of compensatory consumption and may not generalize to all consumer behaviors or service contexts. The long-term effects of HSR interactions were not explored.

Student Guide (IB Design Technology)

Simple Explanation: When you meet a robot that looks a lot like a person, it can sometimes make you feel a bit weird or like humans are less special. To feel better, you might end up buying more stuff or eating more than you planned. This happens less if the robot looks more like a machine, or if you feel more connected to the people around you, or if the food is healthy.

Why This Matters: Understanding how people react emotionally to robots is important for designing products and services that people will accept and enjoy using. It helps you think about how the look and feel of a robot can affect what people buy or do.

Critical Thinking: To what extent should designers prioritize human-like aesthetics in service robots, given the potential for negative psychological impacts and compensatory behaviors?

IA-Ready Paragraph: This research indicates that the human-like appearance of service robots can induce consumer discomfort, leading to compensatory consumption behaviors such as increased purchasing or consumption. Designers should consider the degree of anthropomorphism and contextual factors like social belongingness and product health to mitigate these effects and ensure positive user experiences.

Project Tips

• When researching user interactions with technology, consider the emotional and psychological responses beyond just usability.
• Explore how the physical form and perceived intelligence of a device can influence user behavior and decision-making.

How to Use in IA

• This research can inform the design of user interfaces or physical product forms by suggesting how specific aesthetic choices (e.g., anthropomorphism) can influence user psychology and behavior.

Examiner Tips

• Demonstrate an understanding of the psychological underpinnings of user interaction with technology, not just functional aspects.

Independent Variable: ["Type of service provider (humanoid robot vs. human employee)","Degree of robot anthropomorphism (anthropomorphized vs. machinized)","Perceived healthfulness of food","Perceived social belongingness"]

Dependent Variable: ["Compensatory consumption (e.g., purchase of status goods, food order quantity, consumption amount)","Consumer discomfort (eeriness, threat to human identity)"]

Controlled Variables: ["Service task","Environment","Demographics of participants"]

Strengths

• Multiple experimental studies provide robust evidence.
• Investigation of underlying psychological mechanisms (discomfort).
• Identification of boundary conditions that moderate the effects.

Critical Questions

• How might these findings apply to different cultural contexts where attitudes towards robots vary?
• What are the ethical implications of designing robots that intentionally or unintentionally trigger compensatory behaviors?

Extended Essay Application

• An Extended Essay could explore the long-term societal impacts of widespread humanoid robot integration in service roles, focusing on consumer psychology and economic shifts.
• Investigate the design of 'ethical' service robots that minimize psychological distress and promote genuine user well-being.

Source

Service Robots Rising: How Humanoid Robots Influence Service Experiences and Elicit Compensatory Consumer Responses · Journal of Marketing Research · 2019 · 10.1177/0022243718822827