We would like to welcome all of our international principal investigators (PIs) from across the globe. We are so excited to be starting such an important piece of research with all of you. Since our inception in December 2020, we already have PIs from 27 countries on board and we are discussing collaborations with another 3 countries. Recruitment for international PIs ends July 2021. If you would like to join, please email firstname.lastname@example.org.