Searching for information in online health communities. Invited talk at the Workshop on Building Communities for Transforming Social Media Research at Rutgers University, New Brunswick, NJ (April 10, 2014).

Searching for information in online health communities. Invited talk in the Howe School of Technology Management at Stevens Institute of Technology, Hoboken, NJ (April 9, 2014).

Consumers' searching for health information on the Web and from social media. Invited talk on the Health on the Go: Medical Apps, Privacy, and Liability conference, Chicago-Kent College of Law, Illinois Institute of Technology, Chicago, Illinois (April 4, 2014).

Consumer health information search behavior. Invited talk at the Health IT Research Seminar: The Interaction of Data Analytics and Human Behavior, McCombs School of Business, University of Texas at Austin, Austin, TX (November 9, 2012).

The construction of mental models of information-rich web spaces: The development process and the impact of task complexity. Invited talk at the College of Information Science and Technology, Drexel University, Philadelphia, PA (January, 2009).

Time as a contextual factor in health information seeking. Presented at the ASIST SIGUSE Symposium 2014. Seattle, WA (November 1, 2014)

Users' link sharing behavior in an online health community. Presented at the ISIC2014: The Information Behavior Conference. Leeds, UK (September 3, 2014)

Learning in the process of searching for health information. Presented at the Searching as Learning Workshop at IIiX (Information Interaction in Context) 2014 Regensburg, Germany (August 30, 2014)

Health information seeking using smartphones among low SES Hispanics in the U.S. Presented at the IIiX Conference, Regensburg, Germany (August 28, 2014)

Seeking treatment options: Consumers' search behaviors and cognitive activities. The 76th Annual Conference of the American Society for Information Science & Technology (ASIST'13), Montreal, Canada. (November, 2013) [Presented by student co-author: Ramona Broussard]

Interactive search result clustering: A study of user behavior and retrieval effectiveness. The ACM/IEEE Joint Conference on Digital Libraries (JCDL), Indianapolis, IN (July, 2013) [Presented by student co-author: Xuemei Gong].

Users' preferences and use of sources for health information. Presented at the 2013 iConference, Fort Worth, TX, (Feb 14, 2013)

Consumer health information search process in real life settings. Presented at the 75th ASIST Annual Conference, Baltimore, MD (October 30, 2012)

Understanding consumer health information search process in real life settings for system design. School of Information research colloquium, Austin, TX (October 22, 2012)

Social media for consumer health. Presented at a Panel (Also the panel chair) at the ACM International Health Informatics Symposium, Miami, FL (January 30, 2012)

Health information searching behavior in MedlinePlus and the impact of tasks. Presented at the 2nd ACM International Health Informatics Symposium, Miami, FL (January 28, 2012)

Designing consumer health information systems: What do user-generated questions tell us? Presented at HCI International 2011, Orlando, FL (July 14, 2011)

Consumer health informatics. Health Information Technology Workshop, School of Engineering, University of Texas at Austin (December 10, 2010)

Contextualizing consumer health information searching: an analysis of questions in a social Q&A community. Presented at the ACM International Health Informatics Symposium, Arlington, VA (November, 2010)

Information-seeking and communication behaviors of academic researchers in the Internet age: A cross-cultural study. The 70th ASIST Annual Meeting, Milwaukee, WI (October, 2007) [Co-presented with Dr. Peiling Wang]

Use of electronic science journals in the undergraduate curriculum: An observational study. The 67th ASIST Annual Meeting, Providence, RI (November, 2004) [Co-presented with Dr. Carol Tenopir, my Master advisor]

A qualitative investigation of factors enabling sustained use of online health communities. The 77th ASIST Annual Conference, Seattle, WA (November 3, 2014)

Health information needs on diseases: A coding schema development for analyzing health questions in Social Q&A. The 75th ASIST Annual Meeting, Baltimore, MD (October, 2012) [Presented by student co-author: Min Sook Park]

A framework for designing assistive technologies for teaching children with ASDs emotions. ACM CHI 2012 Conference, Austin, TX (May 9, 2012) [Presented by student co-author Jiyun Park]

A review of search interfaces in consumer health websites. Workshop on Human-Computer Interaction and Information Retrieval (HCIR) 2011. Mountain View, CA. (October, 2011)

The construction of mental models of information-rich web spaces: The development process and the impact of task complexity. Association for Library and Information Science Education Annual Meeting, Denver, CO. (January 2009).

Visiting human errors in interacting with IR systems from decision making perspective. The 71st ASIST Annual Meeting, Columbus, OH (October, 2008).

Measuring mental models: Rational and instruments. The 68th ASIST Annual Meeting, Charlotte, NC (October, 2005).

Patients and caregivers use of online diabetes groups for information. McCombs School of Business Innovation in Healthcare Delivery Systems 2013 Symposium (April, 2013) [Presented by my student co-author: Dan He)

Visiting human errors in interacting with IR system from decision making perspective. Presented at the Doctoral Student Symposium, the University of North Carolina at Chapel Hill (October, 2008)

Recommendations for creating JAWS-accessible documents in Microsoft Word. Presented at the IBM Lotus RTP design studio (August, 2008)

Usability issues of Lotus Symphony menu system and recommendations for redesign. Presented at the IBM Lotus RTP design studio for the Symphony UX design group (July, 2008)