Debbie has managed projects and carried out research for more than 25 years on the maintenance of quality and reduction of waste within food supply chains in the UK and overseas. Her areas of research are very diverse; include developing and evaluating new technologies such as Dynamic Controlled Atmosphere storage of top fruit, ethylene management, ozone for decontamination, chlorophyll fluorescence for monitoring produce quality, sprout control in potato, shelf-life extension of leafy vegetables, varietal evaluation and storage of yams and sweet potato.