Dr. Stiavelli obtained his PhD at the Scuola Normale Superiore of Pisa in 1986. He has been a postdoctoral researcher at Rutgers University and a fellow at the European Southern Observatory in Garching. He has held positions at the Scuola Normale Superiore of Pisa (1992-1995), at the
European Space Agency in Baltimore (1995-2000), and at the Space Telescope Science Institute in Baltimore where he currently has the position of James Webb Space T elescope Project Scientist. He is a member of the American Astronomical Society, of the American Association for the Advancement of Science, of the American Institute of Aeronautics and Astronautics and of the International Astronomical Union. He has chaired or served on several NASA committees and is a member of the Science Working Group of the James Webb Space Telescope. Stiavelli has observing experience at the major ground based observatories (Mauna Kea, ESO La Silla, ESO Paranal, KPNO, La Palma, Apache Point) and with every imaging instrument on the Hubble Space Telescope. He has authored or coauthored 83 research papers published in professional journals and 148 technical reports and other publications.