The Rittenhouse Medical Bookstore in Philadelphia, PA, originally established the Rittenhouse Award in 1967, presented annually by the Medical Library Association (MLA) for the best unpublished paper or web-based project on health sciences librarianship or medical informatics. The author must be a current member of MLA. Membership dates may be confidentially confirmed by MLA Member Services. The author must also be a student currently enrolled in an American Library Association-accredited program of library and information studies; or have recently graduated from an ALA-accredited program of library and information studies during the last eighteen months; or be enrolled as a trainee in an internship program in health sciences librarianship or medical informatics. Papers must have been written or web-based project completed during the 18 months preceding the deadline and during the student's coursework toward a graduate degree in library and information studies or medical informatics. Papers or web-based projects must treat some aspect of health sciences librarianship or medical informatics and may be bibliographical, address a health sciences issue or topic, or report the results of research. Papers which have been published publicly in any print or electronic format or are under consideration for publication are not eligible. Authors of web-based projects should submit a needs assessment, information on development of the website, evaluation of the website, and a summary outlining the project plan and evaluation results. Please visit the award's website or contact the Medical Library Association for more information.