Third Street Software has announced the release of Sente 5.1, its academic research and writing tool, which includes support for Mac OS X Leopard. Version 5.1 also includes several new features since the release of Sente 5.0, including: Hotwords (user-specified words and phrases that are automatically highlighted to help the user spot key terms in a reference, making it easier than ever to quickly and accurately review hundreds of new references); new MS Word plug-in with improved workflow for entering citations and bibliography while creating documents; and improved keyboard navigation and performance.[ US$129.95 ~ Mac OS X 10.4 or later ~ Leopard compatible ~ Demo available ]