Dr. Vasiliy V. Rosen is the ICP-OES/MS Laboratory Manager at the Scientific Service Core Facility of the Hebrew University of Jerusalem and a visiting scholar at Tartu University (Estonia) in 2024. With over 20 years of experience in Inductively Coupled Plasma-Optical Emission Spectroscopy/Mass Spectrometry (ICP-OES/MS), Dr. Rosen specializes in sample preparation and elemental analysis for a variety of samples, including environmental, pharmaceutical, foodstuff, biological, and alloy samples. He has published numerous scientific papers, covering topics such as environmental sample analysis, food safety, and potential neurotoxicity of materials. Dr. Rosen is also a lecturer in the theory and practice of atomic spectroscopy, instrumentation, and sample preparation.