The 2021 World Congress of Psychiatric Genetics was held virtually from October 11-15, 2021. Dr. Sandra Sanchez-Roige and Mariela Jennings both attended the conference. Dr. Sandra Sanchez-Roige gave two talks entitled ‘Genetic Liability to Cannabis, Tobacco and Alcohol Use Correlates With Biomedical Conditions Affecting Nearly Every Bodily System’ and ‘Genome-Wide Association Study of Problematic Opioid Prescription Use in 132,113 23andMe Research Participants of European Ancestry’.