Nikolaus Rajewsky uses both computational and experimental molecular biology methods to study the function of RNA in animal development and stem cells. Nikolaus is a Professor at the Charité, the Max Delbrück Center, and the Humboldt University in Berlin. He has received numerous awards, including the most important prize in Germany (“Leibniz” award). In 2008 he founded and since then chairs the “Berlin Institute for Medical Systems Biology” (“BIMSB”, a new MDC center, now 17 labs and a new building in the center of Berlin). His latest research (and of Colleagues) using single-cell approaches was featured in Science “Breakthrough of the Year 2018”. Nikolaus serves as coordinator of “LifeTime”, a pan-European consortium of 90 research institutions & >70 companies to understand molecular mechanisms of the progression of human diseases.