Pedro Valdes-Sosa, an expert in EEG analysis, discusses his early career, creative work in EEG signal interpretation, his visiting position in Chengdu, China, the growing EEG database, and his international consortium. He briefly touches on medical care in Cuba and Cuba's response to COVID-19. They also explore topics such as universal screening for hearing loss, challenges in source analysis for EEG and MEG, intelligence and brain structure in Latin America, sharing multinational EEG data, integrating science and public health, COVID-19 longitudinal study and brain-induced disorders, the impact of the pandemic on science inequity, and challenges and optimism in spreading science.