Investment in education pays off

SF Chronicle

Mayor Ed Lee (left) and the new superintendent Richard Carranza (right) visiting a classmate at Everett Middle School in San Francisco, Calif., as students introduce themselves on the first day of school on Monday, August 20, 2012. Photo: Liz Hafalia, The Chronicle / SF

Teacher Gabri Rodriguez going through student paper work during their first day of school at Everett Middle School in San Francisco, Calif., on Monday, August 20, 2012. Photo: Liz Hafalia, The Chronicle / SF

Sixth grader Geordan Chab (left), 11 years old, and Tulio Martinez (middle), 11 years old, going through student paper work during their first day of school at Everett Middle School in San Francisco, Calif., on Monday, August 20, 2012. Photo: Liz Hafalia, The Chronicle / SF

The new superintendent Richard Carranza visiting the teen center at Burton High School in San Francisco, Calif., on Monday, August 20, 2012. Photo: Liz Hafalia, The Chronicle / SF

Jackson Prowell (left), 10, and Tulio Martinez (right), 11, wiggling their fingers in support of their classmates at Everett Middle School in San Francisco, Calif., during introductions on the first day of school on Monday, August 20, 2012. In the background on left is Mayor Ed Lee and the new superintendent Richard Carranza clapping while visiting the school. Photo: Liz Hafalia, The Chronicle / SF