Publications

This page lists my most recent work. My CV provides a complete listing with more details. You can also check my Google Scholar profile.

Book Chapters

  • Technology in Mental Health Work: Challenges and Opportunities
    Human-Technology Partnerships at Work, 2025
    In press

  • Ubiquitous computing for person-environment research: Opportunities, considerations, and future directions
    Measuring and Modeling Persons and Situations, 2021
    [doi] • [pdf]

  • Circadian Computing: sensing, modeling, and maintaining Biological Rhythms
    Mobile Health (Springer), 2017
    [doi] • [pdf]

Journal Articles

  • There’s No “I” in TEAMMAIT: Impacts of Domain and Expertise on Trust in AI Teammates for Mental Health Work
    Proceedings of the ACM on Human-Computer Interaction (PACM HCI), 2025
    In press

  • Teaming with Artificial Intelligence to Learn and Sustain Psychotherapy Delivery Skills: Workplace, Ethical, and Research Implications
    Journal of Technology in Behavioral Science, 2025
    [doi] • [pdf]

  • Exploring user engagement with real-time verbal feedback from an exoskeleton-based virtual exercise coach
    DIGITAL HEALTH, 2025
    [doi] • [pdf]

  • Assessing acceptance and feasibility of a conversational agent to support individuals living with post-traumatic stress disorder
    DIGITAL HEALTH, 2024
    [doi] • [pdf]

  • Using a Smartwatch App to Understand Young Adult Substance Use: Mixed Methods Feasibility Study
    JMIR Human Factors, 2024
    [doi] • [pdf]

  • Conversational Agents in Palliative Care: Potential Benefits, Risks, and Next Steps
    Journal of Palliative Medicine, 2024
    [doi] • [pdf]

  • Designing voice interfaces to support mindfulness-based pain management
    DIGITAL HEALTH, 2023
    [doi] • [pdf]

  • Busting the one-voice-fits-all myth: Effects of similarity and customization of voice-assistant personality
    International Journal of Human-Computer Studies, 2023
    [doi] • [pdf]

  • Technology Based Supportive Care for Metastatic Breast Cancer Patients
    Supportive Care in Cancer, 2023
    [doi] • [pdf]

  • Preliminary Evaluation of a Conversational Agent to Support Self-management of Individuals Living with PTSD: An Interview Study with Clinical Experts
    JMIR Formative Research, 2023
    [doi] • [pdf]

  • Women with metastatic breast cancer don’t just follow step-count trends, they exceed them: An exploratory study
    Breast Cancer Research and Treatment, 2023
    [doi] • [pdf]

  • Addressing metastatic individuals everyday: Rationale and design of the nurse AMIE for Amazon Echo Show trial among metastatic breast cancer patients
    Contemporary Clinical Trials Communications, 2023
    [doi] • [pdf]

  • Financial technologies (FinTech) for mental health: The potential of objective financial data to better understand the relationships between financial behavior and mental health
    Frontiers in Psychiatry, 2022
    [doi] • [pdf]

  • Alexa as an Active Listener: How Backchanneling Can Elicit Self-Disclosure and Promote User Experience
    Proceedings of the ACM on Human-Computer Interaction (PACM HCI), 2022
    [doi] • [pdf]

  • Overcoming Clinician Technophobia: What We Learned from Our Mass Exposure to Telehealth During the COVID-19 Pandemic
    Journal of Technology in Behavioral Science, 2022
    [doi] • [pdf]

  • Understanding Design Approaches and Evaluation Methods in mHealth Apps Targeting Substance Use: Protocol for a Systematic Review
    JMIR Research Protocols, 2022
    [doi] • [pdf]

  • A Query Conundrum: The Mental Challenges of Using a Cognitive Assistant
    SN Computer Science, 2021
    [doi] • [pdf]

  • It Didn’t Sound Good with My Cochlear Implants: Understanding the Challenges of Using Smart Assistants for Deaf and Hard of Hearing Users
    Proceedings of the ACM Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2020
    [doi] • [pdf]

  • Sensing technologies for monitoring serious mental illnesses
    IEEE Multimedia (Special Issue on New Signals in Multimedia), 2018
    [doi] • [pdf]

  • Personalized stress monitoring: a smartphone-enabled system for quantification of salivary cortisol
    Personal and Ubiquitous Computing, 2018
    [doi] • [pdf]

  • Semi-Automated Tracking: A Balanced Approach for Self-Monitoring Applications
    IEEE Pervasive Computing, 2017
    [doi] • [pdf]

  • Development and Evaluation of a Smartphone-Based Measure of Social Rhythms for Bipolar Disorder
    Assessment (ASM), 2016
    [doi] • [pdf]

  • Automatic detection of social rhythms in bipolar disorder
    Journal of the American Medical Informatics Association (JAMIA), 2015
    [doi] • [pdf]

  • Mobile Behavioral Sensing for Outpatients and Inpatients With Schizophrenia
    Psychiatric Services, 2015
    [doi] • [pdf]

  • Tracking Mental Well-Being: Balancing Rich Sensing and Patient Needs
    IEEE Computer, 2014
    [doi] • [pdf]

In the Human-Computer Interaction (HCI) community, top-tier conferences are highly selective with often less than 30% acceptance rate (take a look at my CV for acceptance rates). Papers in those conferences are considered as top research contributions with impact comparable to journal articles.

Conference Papers

  • Speaking of Health: Leveraging Large Language Models to assess Exercise Motivation and Behavior of Rehabilitation Patients
    INTERSPEECH, 2024
    [doi] • [pdf]

  • Supportive Fintech for Individuals with Bipolar Disorder: Financial Data Sharing Preferences to Support Longitudinal Care Management
    CHI Conference on Human Factors in Computing Systems, 2024
    [doi] • [pdf]

  • Differential Privacy enabled Dementia Classification: An Exploration of the Privacy-Accuracy Trade-off in Speech Signal Data
    INTERSPEECH, 2023
    [doi] • [pdf]

  • Knowing How Long a Storm Might Last Makes it Easier to Weather: Exploring Needs and Attitudes Toward a Data-driven and Preemptive Intervention System for Bipolar Disorder
    CHI Conference on Human Factors in Computing Systems, 2023
    [doi] • [pdf]

  • Motivation to Use Fitness Application for Improving Physical Activity Among Hispanic Users: The Pivotal Role of Interactivity and Relatedness
    CHI Conference on Human Factors in Computing Systems, 2023
    [doi] • [pdf]

  • Privacy Sensitive Speech Analysis Using Federated Learning To Assess Depression
    IEEE International Conference on Acoustics, Speech, & Signal Processing (ICASSP)
    [doi] • [pdf]

  • Assessing effectiveness and interpretability of light behaviors in smart speakers
    Conversational User Interfaces, 2021
    [doi] • [pdf]

Honorable Mention (top 5% of submissions)

  • ★ Will Deleting History Make Alexa More Trustworthy? Effects of Privacy and Content Customization on User Experience of Smart Speakers
    CHI Conference on Human Factors in Computing Systems, 2020
    [doi] • [pdf]

  • Alexa as Coach: Leveraging Smart Speakers to Build Social Agents that Reduce Public Speaking Anxiety
    CHI Conference on Human Factors in Computing Systems, 2020
    [doi] • [pdf]

  • AlertnessScanner: What Do Your Pupils Tell About Your Alertness
    Conference on human-computer interaction with mobile devices and services (MobileHCI), 2018
    [doi] • [pdf]

  • Understanding Challenges in Prehabilitation for Patients with Multiple Chronic Conditions
    Pervasive Health, 2018
    [doi] • [pdf]

  • Cognitive Rhythms: Unobtrusive and Continuous Sensing of Alertness Using a Mobile Phone
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2016
    [doi] • [pdf]

  • Shining (Blue) Light on Creative Ability
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2016
    [doi] • [pdf]

  • CrossCheck: Toward passive sensing and detection of mental health changes in people with schizophrenia
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2016
    [doi] • [pdf]

  • Best paper award (top 2 papers) Mobile manifestations of alertness: Connecting biological rhythms with patterns of smartphone app use
    Conference on human-computer interaction with mobile devices and services (MobileHCI), 2016
    [doi] • [pdf]

  • Detecting and Capitalizing on Physiological Dimensions of Psychiatric Illness
    Conference on Physiological Computing Systems (PhyCS), 2016
    [doi] • [pdf]

  • Social (Media) Jet Lag: How Usage of Social Technology Can Modulate and Reflect Circadian Rhythms
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2015
    [doi] • [pdf]

  • In Situ Design for Mental Illness: Considering the Pathology of Bipolar Disorder in mHealth Design
    Conference on human-computer interaction with mobile devices and services (MobileHCI), 2015
    [doi] • [pdf]

  • Collective Smile: Measuring Societal Happiness from Geolocated Images
    Conference on Computer Supported Cooperative Work & Social Computing (CSCW), 2015
    [doi] • [pdf]

  • MoodLight: Exploring Personal and Social Implications of Ambient Display of Biosensor Data
    Conference on Computer Supported Cooperative Work & Social Computing (CSCW), 2015
    [doi] • [pdf]

  • Towards Circadian Computing: “early to bed and early to rise” makes some of us unhealthy and sleep deprived
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2014
    [doi] • [pdf]

  • Towards Population Scale Activity Recognition: A Framework for Handling Data Diversity
    AAAI Conference on Artificial Intelligence, 2012
    [link] • [pdf]

  • An Epidemic Model for News Spreading on Twitter
    Conference on Tools with Artificial Intelligence (ICTAI), 2011
    [doi] • [pdf]

Workshop Papers & Abstracts

  • Designing Collaborative Fintech: Identifying Care Partner Goals and Challenges for Supporting the Financial Lives of Those with Bipolar Disorder
    Future of Money and HCI workshop at the CHI Conference on Human Factors in Computing Systems, 2025

  • The Currency of Mood: The Use of Open Banking APIs to Better Understand Spending and Bipolar Disorder
    Future of Money and HCI workshop at the CHI Conference on Human Factors in Computing Systems, 2025

  • Technoskepticism or Justified Caution? The Future of Human-Centered AI in Mental Health Care
    Panel at the CHI Conference on Human Factors in Computing Systems, 2025
    [doi • [pdf]

  • Future of Money and HCI
    Workshop at the CHI Conference on Human Factors in Computing Systems, 2025
    [doi • [pdf]

  • Voice Assistants to Deliver Cognitive Stimulation Therapy for Persons Living with Dementia
    Late-Breaking paper at the CHI Conference on Human Factors in Computing Systems, 2025
    [doi] • [pdf]

  • Using a Human-Centered AI Approach for Managing Finances in Dementia
    AAAI Fall Symposium Series 2024 — AI for Aging in Place, 2024

  • Aging in Place with Dementia: Can Voice Assistants Help Provide Cognitive Stimulation?
    AAAI Fall Symposium Series 2024 — AI for Aging in Place, 2024

  • Teaming with AI to learn and maintain clinical skills in prolonged exposure: Development of TEAMMAIT (Trustworthy, Explainable, and Adaptive Monitoring Machine for AI Teams)
    Association for Behavioral and Cognitive Therapies (ABCT) Annual Convention, 2024

  • Using Objective Financial Data in Mental Health Interventions – Supporting Long-Term Stability and Financial Collaboration for Individuals with Bipolar Disorder
    Association for Behavioral and Cognitive Therapies (ABCT) Annual Convention, 2024

  • Designing financial technologies to support individuals with serious mental illnesses
    Association for Behavioral and Cognitive Therapies (ABCT) Annual Convention, 2024

  • Managing Finances for Persons Living with Dementia: Current Practices and Challenges for Care Partners
    Late-Breaking paper at the CHI Conference on Human Factors in Computing Systems, 2024
    [doi] • [pdf]

  • GAIMPLAY: A Theory-Informed Prompt Engineering Architecture for Personalized Motivational Message Generation to Promote Physical Activity
    Designing (with) AI for Wellbeing workshop at the CHI Conference on Human Factors in Computing Systems, 2024

  • “Learning to Live with Pain”: Designing a Voice Assistant to Deliver Mindfulness-Based Stress Reduction Practices for Individuals Living with Chronic Pain
    Annual meeting of the Society for Prevention Research, 2024

  • Fintech for Psychological and Financial Resilience: Determinants of Financial Data Sharing Behavior for Individuals with Bipolar Disorder
    Designing for and Reflecting upon Resilience in Health and Wellbeing workshop at DIS, 2023

  • Designing to Support Longitudinal Financial Management and Resilience for Persons Living with Dementia and their Care Partners: Identifying User Needs and Challenges
    Designing for and Reflecting upon Resilience in Health and Wellbeing workshop at DIS, 2023

  • Designing for and Reflecting upon Resilience in Health and Wellbeing
    Designing Interactive Systems (DIS), 2023
    [doi] • [pdf]

  • Supportive Data-Driven Financial Technologies for Individuals with Serious Mental Illnesses
    WISH Symposium at CHI Conference on Human Factors in Computing Systems, 2023

  • Impulsive Spending and Finance Management in Bipolar Disorder: Technology as both a Problem and Potential Solution
    Annual Conference of the International Society for Bipolar Disorders, 2023

  • Automatic Classification of Dementia Using Text and Speech Data
    Multimodal AI in Healthcare. Studies in Computational Intelligence, 2023
    [doi] • [pdf]

  • Comparing Two Delivery Modes Of A Supportive Care Platform For Metastatic Breast Cancer Patients
    Medicine & Science in Sports & Exercise, 2022
    [doi] • [pdf]

  • PTSDialogue: Designing a Conversational Agent to Support Individuals with Post-Traumatic Stress Disorder
    Mental health: Sensing & Intervention (MHSI) workshop at UbiComp, 2021
    [doi] • [pdf]

  • Voice Assistants for Speech Therapy
    Mental health: Sensing & Intervention (MHSI) workshop at UbiComp, 2021
    [doi] • [pdf]

  • Nurse AMIE: Using Smart Speakers to Provide Supportive Care Intervention for Women with Metastatic Breast Cancer
    CHI Conference on Human Factors in Computing Systems, 2021
    [doi] • [pdf]

  • Using Tweets to Assess Mental Well-being of Essential Workers During the COVID-19 Pandemic
    CHI Conference on Human Factors in Computing Systems, 2021
    [doi] • [pdf]

  • Opportunities for Collaborative Clinical Work: Predicting Relapse Onset in Bipolar Disorder from Online Behavior
    Pervasive Health, 2020
    [doi] • [pdf]

  • WatchOver: using Apple watches to assess and predict substance co-use in young adults
    Mental health: Sensing & Intervention (MHSI) workshop at UbiComp, 2020
    [doi] • [pdf]

  • Investigating Users’ Perceptions of Light Behaviors in Smart-Speakers
    Conference on Computer Supported Cooperative Work & Social Computing (CSCW), 2019
    [doi] • [pdf]

  • Can Alexa be your Therapist? How Back-Channeling Transforms Smart-Speakers to be Active Listeners
    Conference on Computer Supported Cooperative Work & Social Computing (CSCW), 2019
    [doi] • [pdf]

  • Understanding the Needs and Challenges of Using Conversational Agents for Deaf Older Adults
    Conference on Computer Supported Cooperative Work & Social Computing (CSCW), 2019
    [doi] • [pdf]

  • Conversational agents to provide couple therapy for patients with PTSD
    WellBeCoach: Smart Coaching Solutions for Health & Wellbeing workshop at Pervasive Health, 2018
    [doi] • [pdf]

  • Supporting constructive mental health discourse in social media
    Design4Diversity workshop at Pervasive Health, 2018
    [doi] • [pdf]

  • Assessing mental health issues on college campuses: preliminary findings from a pilot study
    Conference on Pervasive and Ubiquitous Computing (UbiComp), 2016
    [doi] • [pdf]

  • Towards circadian computing: a sensing & intervention framework for body clock friendly technology
    Doctoral Colloquium at UbiComp, 2015
    [doi] • [pdf]

  • Biological rhythms and technology
    CHI Conference on Human Factors in Computing Systems, 2014
    [doi] • [pdf]

Posters & Demos

3rd Best Poster Award (out of 80+ posters)

  • ★ Generative AI for Efficient and Empathetic Conversational Models in Mental Health
    Penn State AI Week, 2025

  • Generative AI for Clinician-Supported Exposure Therapy: Toward Personalized Script and Image Generation
    Penn State AI Week, 2025

Best Poster Award (out of 62 posters)

  • ★ Generative AI for Efficient and Empathetic Conversational Models in Mental Health
    Mid-Atlantic Student Colloquium on Speech, Language and Learning (MASC-SLL 2025), 2025

  • Development of a Voice Interface to Support Mindfulness Practice for Individuals with Chronic Pain
    Consortium on Substance Use and Addiction (CSUA) Annual Conference, 2023

  • Dementia Diagnosis using Text and Speech Data
    ICDS Fall 2022 Symposium: Data Science, AI, and a Sustainable, Resilient, and Equitable Future, 2022

  • ACOUSTICS : Automatic classification of subjects with dementia and healthy controls using text transcriptions and speech data
    Health Intelligence (W3PHIAI-22) Workshop at the AAAI Conference on Artificial Intelligence, 2022

  • Automatic detection of social rhythms in bipolar disorder via smartphone
    American College of Neuropsychopharmacology (ACNP), 2015
    [pdf]

  • Circadian Computing: Towards bodyclock friendly technology
    Human Computer Interaction Consortium Workshop (HCIC), 2015
    [pdf]

  • SAINT: a scalable sensing and inference toolkit
    Workshop on Mobile Computing Systems and Applications (ACM HotMobile), 2015
    [pdf]

  • Towards circadian computing: “early to bed and early to rise” makes some of us unhealthy and sleep deprived
    Intel Science and Technology Center for Pervasive Computing (ISTC-PC), 2014
    [pdf]

  • Developing a smartphone app to monitor mood, social rhythms, sleep and social activity: technology to support effective management of bipolar disorder
    American College of Neuropsychopharmacology (ACNP), 2013
    [pdf]

  • MoodRhythm: Tracking and supporting daily rhythms
    Interactive demo in UbiComp, 2013
    [doi] • [pdf]

  • Clockwise: inferring chronotype and daily patterns from smartphone use
    Doctoral Colloquium at UbiComp, 2013
    [pdf]

  • Light, color, affect, and stress
    Society for Social Studies of Science (4S), 2013

  • Towards population scale activity recognition: a framework for handling data diversity
    Intel Science and Technology Center for Pervasive Computing (ISTC-PC), 2012