Izaak got his bachelor's and master's degree at the University of Zurich (UZH). Now he works at the Physics department at the UZH and does research in the field of experimental particle physics. He analyzes proton collision data recorded by the CMS detector at CERN. He has written lecture notes fully illustrated with TikZ figures for physics introductory courses. Most figures here are related to work at the CMS detector, or teaching of Physics I and Physics II.