Lars Öhrström is a Swedish inorganic chemist who has also worked in France, Botswana, Switzerland, and the USA. He was educated at the Royal Institute of Technology in Stockholm and currently he is professor at Chalmers University of Technology in Gothenburg. At Chalmers he has devoted much time to teaching and curriculum development for the first year chemistry courses and recently he has made a number of popular science podcasts for Chemistry World magazine. His main research interest is in Metal-Organic Frameworks, which are new types of potentially porous materials with budding technological applications, especially in green and sustainable chemical manufacturing.