Juergen Liebermann PhD, HCLD, CC (ABB) Certified as a High-complexity Clinical Laboratory Director through the American Board of Bioanalysis, Dr. Liebermann has been working in the field of IVF since 1995. He is the Director of Laboratory Services at the Chicago based Fertility Centers of Illinois including the Embryology, Andrology and the Endocrinology Labs, a proud partner with the in 2021 newly founded US Fertility Network. He received his doctoral degree from the Technical University Munich in Bavaria/Germany in 1995 and his postdoctoral thesis in 2004 qualified him as a University Lecturer in Experimental Reproductive Medicine at the Bavarian University of Wuerzburg, Germany. In 2017, Dr. Liebermann took on the position of the Scientific Co-Chair at the Council of Physician and Scientists (COPS), the Nation’s largest private Network of physicians and embryologists dedicated to the field of Human Reproduction. Dr. Liebermann has been frequently invited to present at national and international meetings, has authored numerous papers and abstracts and contributed more than 15 book chapters in reproductive science. In 2007, he co-authored a book with Dr. Michael Tucker titled Vitrification in Human Assisted Reproduction. Due to the high demand on this technique, a second edition was published in 2016. Both editions are including contributions from world-recognized scientists in the field of cryobiology and presents the state-of-the-art scientific data on vitrification, the most cutting-edge cryopreservation technique. He is a member of the American Society for Reproductive Medicine, European Society of Human Reproduction and Embryology, Society for the Study of Reproduction, and the American Board of Bioanalysis. He serves also as an ad Hoc reviewer for Fertility & Sterility, Human Reproduction, Reproductive Biomedicine Online, Reproduction, European Journal of Gynecology and Obstetrics and Reproductive Biology, Journal of Obstetrics and Gynecology Research, Expert Review of Obstetrics & Gynecology (Future Drugs Ltd.), Journal of Assisted Reproduction and Genetics, Journal of Veterinary Medicine and Animal Health, Journal of Reproductive Medicine, Journal of Obstetrics and Gynecology Research, Journal of Andrology, Nanomedicine Journal, The Scientific World Journal, Systems Biology in Reproductive Medicine, Reproductive Toxicology, Journal of cell & Animal Biology, Cryobiology, BioMed Research International, Pharmaceutical Bio-processing, Journal of Veterinary Science & Animal Husbandry, European Journal of Medical Research, National Institute for Health Research (UK), Obstetrics and Gynecology International, Brazilian Society for Reproductive Medicine (JBRA), and Journal of Reproductive Biology & Endocrinology. Licensed Scuba Diver.