In 2003, United Nations High Commissioner for Human Rights Sérgio Vieira de Mello invited Schwartz to join the Office of the United Nations High Commissioner for Human Rights.
Sergio Leone | Sergio Franchi | Sergio Ramos | Sérgio Mendes | Sergio Martino | Sergio Osmeña | Sergio Fabbrini | Sergio Aleati | Sergio Sollima | Sérgio Godinho | Sergio Corbucci | Fernando Collor de Mello | Sergio Santos | Sergio Pérez | Sergio Marchionne | Sergio Fiorentino | Sergio Badilla Castillo | Patrick Vieira | Cires-lès-Mello | Sergio Vargas | Sergio Tofano | Sergio Oliva | Sergio Mulko | Sergio Mora | Sergio Marchi | Sergio George | Sergio García | Sergio Donati | Sergio Dalma | Sergio Cragnotti |