Research and Publications
Butterfly numbers and weather: predicting historical trends in abundance and the future effects of climate change. Journal of Animal Ecology, 70, 201-217.
(2001) An Ecological Classification of British Butterflies: Ecological Attributes and Biotope Occupancy. Journal of Insect Conservation, 5, 145-161.
(2001) Increased fluctuations of butterfly populations towards the northern edges of species' ranges. Ecography, 17, 215-220.
(1994) The Statistical Power of Two Butterfly Monitoring Schemes to Detect Trends. Journal of Applied Ecology, 34, 817-828.
(1997)