John manages and leads the Seed (at MSB, Wakehurst Place) and Lab-based (at Jodrell Lab., Kew) Collections section. He is responsible for the collection quality of living seeds; collections of extracted DNA and tissue; microscope slides of leaves, wood, pollen and flowers; and the quality and availability of the data associated with them, including the Seed Information Database ( http://data.kew.org/sid/ ). Also maximising availability of collections and data for research and other uses. Personal research includes analysis of data from large, but imperfect datasets to provide decision support for seed collection management and wider ecological questions.