Terry V. Callaghan
School of Biosciences, Professor of Arctic Ecology, Sheffield University PM, CMG, B.Sc., Ph.D., fil. Dr (Hon. Lund), Ph.D. (Hon. Oulu), Ph.D. (Hon. Tomsk), D.Sc

Terry has worked in every Arctic country over 54 years. He has contributed to major Arctic and global organisations, environmental assessments including IPCC and high-level activities. He has established and directed Arctic research stations and founded INTERACT, a network of 89 stations annually hosting 25,000 researchers. He co-founded the Siberian Environmental Change Network and is its Science Adviser.

Terry has published over 460 scientific papers and is a "Most Cited and Influential Researcher". He has Honorary Ph.D.s from Sweden, Finland and Russia, medals from The King of Sweden and Queen Elisabeth, and was included in the joint award of the Nobel Peace Prize to IPCC in 2007. In 2017, he was awarded the International Arctic Science Committee Medal, and a CMG in 2018. He has Professorships in the UK and Russia, and is a Member of the Royal Swedish Academy of Sciences and the Russian Academy of Natural Sciences.