The 368-page book Bionanotechnology: Global Prospects describes a variety of nanoscale technologies and applications currently in development, particularly in the areas of diagnostics, drug delivery, imaging and biomedical optics. Sections by contributing authors cover areas such as commercializing bionanotechnology, patenting inventions in the field, semiconductor quantum dots for molecular and cellular imaging, and biological applications of optical tags based on surface-enhanced Raman scattering. David E. Reisner, ed.; CRC Press, !%Taylor & Francis Group%!, Boca Raton, Fla., 2008; $89.95.