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News: Full Paper at CHIIR 2026: How Politeness Shapes AI Responses

by David Elsweiler, Christine Elsweiler, and Anna Ziegner

22 March 2026, by Melanie A. Kilian

  • Informatics and Data Science
  • Research
  • Publication

Does being polite to AI change what you get back? 🤖🙏


Our paper, "Cooking Up Politeness in Human-AI Information Seeking Dialogue," accepted at CHIIR 2026, investigates this question.

In a cooking-assistant scenario, we investigated how user politeness affects AI responses.


🔬 What we did

We analysed 30 user-assistant dialogues collected in a Wizard-of-Oz experiment and identified four user politeness clusters (from hyperpolite to hyperefficient).

We scaled up to 18,000 simulated conversations across five politeness profiles (incl. impolite input) and three open-weight models.


📊 What we found

Politeness is not just cosmetic, it systematically affects:

  • Response length
  • Informational gain
  • Efficiency
  • Energy consumption

Engagement-seeking prompts produced longer and information-richer replies than hyper-efficient prompts - but with lower informational density.
Impolite prompts generated less efficient answers with less information per watt-hour compared to polite input.


🌍 Why this matters

This highlights politeness as a fairness and sustainability issue.
Different conversational styles may advantage or disadvantage users.
And "being polite" may come with hidden energy costs.

👉📄 Find the paper incl. design implications for inclusive and resource-aware information agents here: https://arxiv.org/abs/2601.09898 (external link, opens in a new window)

 

Authors:
By David Elsweiler (Information Science Regensburg) in collaboration with linguist Christine Elsweiler and her talented student worker Anna Ziegner (Department of English, University of Innsbruck)

This interdisciplinary work bridging human-centred computing and the humanities shows that linguistic theory can help us better understand human-AI interactions and inform the design of AI-based information agents.


We are looking forward to presenting this work at CHIIR 2026 in Seattle. 😊


#HumanAIInteraction #Polititeness
#FairAI #SustainableAI
#ConversationalAI #GenerativeAI 
#InformationInteraction #InformationSeeking
#InformationSearch #InteractiveSearch
#EmpiricalStudy
#SearchResearch #AIResearch
#Interdisciplinarity
#Linguistics #AI #LinguisticsMeetsAI
#ACM #SIGIR #ConferenceOnHumanInformationInteractionAndRetrieval #CHIIR #CHIIR2026
#ResearchSuccess #ResearchPaperAccepted
#InformationScienceRegensburg #StayInformed
 

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