Dr. Paul C. Guest, Ph.D, is a scientific researcher/writer with 38 years of experience in the fields of metabolic and neurological disorders. This includes experience in both academia and the pharmaceutical industry with the majority of time spent at the University of Cambridge and Merck Sharp & Dohme in the United Kingdom. He is also affiliated with the University of Campinas in Sao Paulo Brazil and Otto-von-Guericke-University in Magdeburg Germany, still focused on advancing the field of biomarkers for neurological disorders such as schizophrenia, age-related diseases such as diabetes, cancer, cardiovascular disorders, sarcopenia and Alzheimer’s disease, and more recently on infectious diseases such as COVID-19.