Dr. Alla Keselman is a Senior Social Science Analyst in the Division of Specialized Information Services (SIS), National Library of Medicine, United States National Institutes of Health. She holds a PhD in human cognition and learning and an MA in biomedical informatics from Columbia University. Dr. Keselman conducts research into lay understanding of complex health concepts, health literacy, and consumer health informatics, as well as the role of libraries and librarians in providing health information to the public. Dr. Keselman also oversees the development of life sciences and health education resources for K-12 students and teachers.