Theresa Fruth is an experimentalist in Astroparticle Physics and an expert in Dark Matter direct detection. She joined the University of Sydney as lecturer in October 2022. Theresa received her DPhil from the University of Oxford in 2019 following her work on monitoring sensors and PMT studies for the LUX-ZEPLIN (LZ) dark matter search. She continued her research on the LZ experiment as post-doctoral researcher at University College London (UCL), contributing to commissioning and first science exploitation of the detector. At Sydney she is working on current dark matter direct detection experiments, while also addressing challenges for next generation detectors.