Johannes Gierschner received his Ph.D. in Physical Chemistry in Tübingen in 2000. After stays in Tübingen, Mons, and at Georgia Tech, Atlanta, he joined IMDEA Nanoscience in 2008 as a Senior Research Professor (Ramón y Cajal fellow 2008-13). In 2014 he habilitated at the University of Tübingen and holds an adjunct professor position there since then. He is regular visiting researcher at Seoul National University, UNIST (Ulsan), and Univ. Valencia. His work integrates optical spectroscopy and computational chemistry to elucidate structure-property relationships in conjugated organic materials.