Martin Warren OBE is one of Europe’s leading butterfly ecologists, having studied butterflies for over 45 years. He has been leading wildlife tours around Europe for the last 25 years and has recently written a widely acclaimed book Butterflies: a Natural History published by Bloomsbury. He was a major contributor to the Red Data Book of European Butterflies and Climatic Risk Atlas of European Butterflies. He was awarded an OBE for his services for the environment in 2017.

Following a research career at London and Cambridge, Martin became a butterfly specialist with the Nature Conservancy Council before joining Butterfly Conservation as their first Conservation Officer in 1993. Later, as Chief Executive, he helped the charity grow to become the largest insect NGO in the world. In 2004, he helped found Butterfly Conservation Europe which now has over 40 partner organisations in 35 countries across Europe. Martin has published over 300 scientific papers and has been voted in the top 10 British conservationists by BBC Wildlife Magazine. He has a wealth of knowledge about European butterflies which he is keen to use to inspire people to enjoy and conserve these amazing insects.