Stanford University President John Hennessy laughs as Commencement speaker Tom Brokaw jokes with the graduating seniors during his speech at the Commencement of the Class of 2006. This class of outgoing students now joins the ranks of over 177,000 Stanford alumni, an esteemed group that includes pioneering business leaders, government officials, scholars, athletes, and even astronauts.

• Stanford Alumni Association

• Text of President Hennessy's Commencement Address