Björn-Ola Linnér (born 1963) is a Swedish climate policy scholar and professor at Linköping University.

He received a PhD degree in 1998 on the dissertation The world household: Georg Borgström and the postwar population–resource crisis.,[1] which was later reworked into the book The Return of Malthus: Environmentalism and Postwar Population–Resource Crises, where he analyses neo-Malthusianism in conservationism, environmentalism and in international politics in the 20th century.

[2] In 2008, he was appointed professor at the Department of Thematic Studies – Environmental Change at Linköping University.

He held the Research and Independent NGO constituency's address at the High-level segment of UNFCCC Conference (Copenhagen 2009).

He is a fellow of the Royal Swedish Academy of Agriculture and Forestry and a lead author of the IPBES' assessment report on Transformative Change.