Dr Geoff Pryde explains the nature of his research. This talk forms part of the AIP Queensland Research Seminar Series for 2007. Light refreshments will be provided courtesy of the AIP. Enquiries: Dr David Kielpinksi d.kielpinski@griffith.edu.au. Please note: Emailed bookings would be appreciated. If you are a teacher bringing a class of students, please let us know how many are coming, so we can ensure there is room for everybody.