Stanford Commencement weekend in pictures

More than 25,000 family members and friends gathered for Stanford University's 121st Commencement weekend on June 16-17, 2012. Highlights of the weekend included Saturday's Baccalaureate Ceremony and Class Day Lecture and Sunday's Commencement Ceremony, where Newark, N.J., Mayor Cory Booker was the keynote speaker. University Photographer Linda A. Cicero prepared a slideshow of her images.