Prof. Dr. Fan Liu from the Leibniz-Forschungsinstitut für Molekulare Pharmakologie (FMP) has recently received several awards for her contributions to the field of cross-linking mass spectrometry. The scientist is dedicated to better understanding the interactions between proteins at the cellular level. Additionally, she is developing methods and standards to refine this complex and indispensable technology for many research questions, making it more broadly applicable.