![Linda Darling-Hammond, president of the California Board of Education.](https://imagenes.elpais.com/resizer/v2/PBQDQSNNJ5A3RFAZUCFHV56Z3A.jpg?auth=2f16277051f8b19c56fec9bff3b01918131013c58b5bafc34fc1ab4b0e77c45c&width=414&height=233&focal=709%2C702)
Linda Darling-Hammond: ‘Kids need to be taught how to deal with phones, not just have them taken away’
The Stanford University teacher, who heads the California Board of Education, is one of the most influential voices in education policy in the United States