John has worked with natural history museums for more than 50 years, and has presented international workshops on the care of natural history collections and fluid preservation since 1998.

Among John’s many publications on museum studies and natural history topics are Cuidado, Manejo y Conservación de las Colecciones Biológicas (2005, with Yaneth Muñoz-Saba), Fluid Preservation: A Comprehensive Reference (2014), Herpetological Collecting and Collections Management (third edition, 2015), and Best Practices in the Preservation and Management of Fluid-Preserved Biological Collections (2022, with Dirk Neumann, Julian Carter, and Oliver Crimmen).

The topics addressed in this workshop include the history of preservation of natural history specimens, a review of the published literature and practices of specimen preservation, and how to manage fluid-preserved collections of all types.