„In the United States, about one-third of beginning teachers leave the profession within 5 years, costing districts $7.3 billion a year.“
Univ.-Prof. Dr. Linda Darling-Hammond u. a., „Teaching in the Flat World“ (2015), S. 85
„In the United States, about one-third of beginning teachers leave the profession within 5 years, costing districts $7.3 billion a year.“
Univ.-Prof. Dr. Linda Darling-Hammond u. a., „Teaching in the Flat World“ (2015), S. 85