June 15, 2012: Mike and Anna and a borrowed trophy

June 15, 2012: Mike and Anna and a borrowed trophy

June 15, 2012: Mike and Anna and a borrowed trophy

June 15, 2012

June 15, 2012: the stage is set for commencement

June 15, 2012: Anna in the graduation procession

June 15, 2012: Anna and Nithya standing with the PhDs waiting for their turns

June 15, 2012: Anna and Nithya standing with the PhDs waiting for their turns

June 15, 2012: Anna waiting to get on the stage

June 15, 2012: Anna returning to her seat with her diploma

June 15, 2012: Anna and her diploma

June 15, 2012: Anna and Mike and Anna's diploma

June 15, 2012: Anna and ??? at graduation

June 15, 2012: Anna and her advisor

June 15, 2012: Anna with her diploma

June 15, 2012: Anna and Mike with her diploma

June 15, 2012: Anna with her diploma

June 15, 2012: The graduation cake for Anna's group at CalTech

June 16, 2012: Boltzmann is a very quiet cat

June 17, 2012: Avogadro is a fluffy cat with no dignity