Abraham (Avi) Loeb is the Frank B. Baird, Jr. Professor of Science at Harvard University. He serves as Chair of the Harvard Astronomy department and Director of the Institute for Theory and Computation (ITC). Loeb received a PhD in plasma physics at age 24 from the Hebrew University of Jerusalem (1986) and was subsequently a long-term member at the Institute for Advanced Study in Princeton (1988-2003), where he started to work in theoretical astrophysics. In 1993 he moved to Harvard University as an Assistant Professor in the Department of Astronomy. He also holds a visiting professorship at the Weizmann Institute of Science and a Sackler Senior Professorship by special appointment in the School of Physics and Astronomy at Tel Aviv University. Loeb has authored more than 400 research articles and three books. In 2012 Loeb was elected as a member in the American Academy of Arts and Sciences.