Dr. Gerardo Enrique Guillen Nieto is currently the Director of Biomedical Research at the Center for Genetic Engineering and Biotechnology (CIGB), Havana, Cuba. He received his Bachelor’s degree in Chemistry and his Master's in Chemistry in 1986 from I.I. Mechnikov University, Odessa, and he recevied his doctorate in Biological Sciences in 1995 from the University of Havana. His research focuses on prophylactic and therapeutic vaccine development against hepatitis, dengue, meningitis, whooping cough, cancer, and COVID-19 and on drug development. Dr. Gerardo Enrique Guillen Nieto is a Professor at the University of Havana and the Latin American School of Medicine, a Distinguished Professor at the University of Science and Technology of China, and a Member of the Cuban and TWAS Academy of Sciences. He has been a Full Member of the Cuban Society of Immunology since 1996 and an Honorary Member since 2012. He has published 270 scientific articles and has been awarded the Biology Prize from the Academy of Sciences of Developing Countries (TWAS), the annual prize from the Cuban Chemistry Society, and the Gold Medal for the “Abdala” COVID-19 vaccine patent granted by the World Intellectual Property Office. He is a member of numerous tribunals and academic arbitration committees, is a scientific advisor, organizes committees, is a lecturer, and is an expert working in different countries, at international events, and with biotechnology companies.