Sandra Knapp is a research botanist at the Natural History Museum in London. She is the author of several popular books on the history of science and botanical exploration, including the award-winning Potted Histories (2003). She is also actively involved in promoting the role of taxonomy worldwide. Her lecture will be followed by the opening reception for a new exhibit on the Duke Herbarium, Botanical Treasures from Duke¿s Hidden Library, in the Perkins Library Gallery. Light refreshments will be served.