1. William Rutter - Principal Investigator

2. Timothy Ryan - Principal Investigator

3. Jeffrey Rybak - Principal Investigator

4. Sean Ryder - Principal Investigator

5. Gerhart Ryffel - Principal Investigator

6. Wang-Shick Ryu - Principal Investigator

7. Juha Saarikangas - Principal Investigator

8. Bernardo Sabatini - Principal Investigator

9. David Sabatini - Principal Investigator

10. Pardis Sabeti - Principal Investigator

11. Alan Sabirsh - Principal Investigator

12. Anna Sablina - Principal Investigator

13. Fred Sachs - Principal Investigator

14. Carsten Sachse - Principal Investigator

15. Michael Sack - Principal Investigator

16. David Sacks - Principal Investigator

17. Michel Sadelain - Principal Investigator

18. Meru Sadhu - Principal Investigator

19. Yasushi Saeki - Principal Investigator

20. Alvaro Sagasti - Principal Investigator