Alexa Siu is a Research Scientist at Adobe Research specializing in Human-Computer Interaction (HCI).

Her research focuses on how to design and evaluate human-AI interactions and tools that improve productivity while preserving human agency in complex information tasks. She has developed systems for document sensemaking, question-answering, and accessible authoring. Prior to Adobe, she completed her PhD at Stanford University.

Read about her recent work in this article or check out Alexa’s publications in Google Scholar.

Contact: asiu <at> adobe <dot> com.

Publications

Survey on User Interface Design and Interactions for Generative AI Applications

Luera, Reuben., Rossi, Ryan., Siu, Alexa., Dernoncourt, Franck., Yu, Tong., Kim, Sungchul., Zhang, Ruiyi., Chen, Xiang., Salehy, Hanieh., Lipka, Nedim., Basu, Samyadeep., Mathur, Puneet., Zhao, Jian. (Sep. 27, 2025)

Foundations and Trends in Human-Computer Interaction

Imprinto: Enhancing Infrared Inkjet Watermarking for Human and Machine Perception

Feick, Martin., Tang, Xuxin., Garcia-Martin, Raul., Luchianov, Alexandru., Huang, Roderick., Xiao, Chang., Siu, Alexa., Dogan, Doga. (Apr. 26, 2025)

CHI 2025

Augmenting Expert Cognition in the Age of Generative AI: Insights from Document-Centric Knowledge Work

Siu, Alexa., Fok, Raymond. (Apr. 26, 2025)

CHI 2025 Workshop on Tools for Thought

DocVoyager: Anticipating User’s Information Needs and Guiding Document Reading through Question Answering

Lee, Yoonjoo., Lipka, Nedim., Wang, Jack., Mathur, Puneet., Rossi, Ryan., Sun, Tong., Siu, Alexa. (Apr. 26, 2025)

CHI 2025

FormA11y—Research and Development of a Tool for Remediating PDF Forms for Accessibility

Paliwal, Sparsh., Hoeflich, Joshua., Jordan, J.., Jain, Rajiv., Morariu, Vlad., Siu, Alexa., Lazar, Jonathan. (Apr. 19, 2025)

ACM Transactions on Computer-Human Interaction

MoDS: Moderating a Mixture of Document Speakers to Summarize Debatable Queries in Document Collections

Balepur, Nishant., Siu, Alexa., Lipka, Nedim., Dernoncourt, Franck., Sun, Tong., Boyd-Graber, Jordan., Mathur, Puneet. (Apr. 2, 2025)

NAACL 2025

PDFTriage: Question Answering over Long, Structured Documents

Saad-Falcon, Jon., Barrow, Joe., Siu, Alexa., Nenkova, Ani., Yoon, David., Rossi, Ryan., Dernoncourt, Franck. (Nov. 16, 2024)

EMNLP 2024 Industry Track

Matsa: Multi-agent table structure attribution

Mathur, Puneet., Siu, Alexa., Lipka, Nedim., Sun, Tong. (Nov. 1, 2024)

EMNLP 2024

DocPilot: Copilot for automating PDF edit workflows in documents

Mathur, Puneet., Siu, Alexa., Manjunatha, Varun., Sun, Tong. (Aug. 1, 2024)

ACL 2024

Toward an Optimized Human-AI Reviewing Strategy for Contract Inspection

Bancilhon, Melanie., Siu, Alexa., Rossi, Ryan., Lipka, Nedim. (Jul. 2, 2024)

The New Era of Business Intelligence

ATLAS: A System for PDF-Centric Human Interaction Data Collection

Siu, Alexa., Wang, Jack., Hoeflich, Joshua., Kapasi, Naman., Nenkova, Ani., Sun, Tong. (Jun. 1, 2024)

ACL 2024

MoiréWidgets: High-Precision, Passive Tangible Interfaces via Moiré Effect

Zamora, Daniel., Dogan, Doga., Siu, Alexa., Koh, Eunyee., Xiao, Chang. (May. 12, 2024)

ACM CHI Conference on Human Factors in Computing Systems, CHI

Thinking Outside the Box: Non-Designer Perspectives and Recommendations for Template-Based Graphic Design Tools

Nouraei, Farnaz., Siu, Alexa., Rossi, Ryan., Lipka, Nedim. (Apr. 20, 2024)

CHI 2024

TaleStream: Supporting Story Ideation with Trope Knowledge

Chou, Jean-Peïc., Agrawala, Maneesh., Siu, Alexa., Lipka, Nedim., Rossi, Ryan., Dernoncourt, Franck. (Nov. 1, 2023)

UIST 2023

How Small Businesses Transform PDF Agreements into Action

So, Jianna., Lipka, Nedim., Siu, Alexa., Rossi, Ryan., Dernoncourt, Franck. (Oct. 18, 2023)

CSCW 2023 Posters

StandARone: Infrared-Watermarked Documents as Portable Containers of AR Interaction and Personalization

Dogan, Doga., Siu, Alexa., Healey, Jennifer., Wigington, Curtis., Xiao, Chang., Sun, Tong. (Apr. 19, 2023)

Extended Abstracts of the 2023 CHI Conference on Human Factors in Computing Systems