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A 2016 survey of 211 school districts by the Learning Policy Institute revealed that nearly three-quarters could not find enough qualified teachers to fill their classrooms. Instead, schools hired thousands of underqualified teachers. In 2016-17, more than 12,000 provisional intern permits, limited assignment teaching permits, waivers and intern credentials were issued in California. About half of these went to math, science and special education teachers — subject areas with the most acute shortages, according to the research..."
