 BOSTON, Aug. 4, 2021 PRNewswire -- Teacher optimism has fallen to pre-pandemic levels, according to new research out today from learning technology company Houghton Mifflin Harcourt HMH. In its 2021 Educator Confidence Report, an annual barometer, now in its seventh year, for how educators on the front lines in schools across the country are feeling about the state of teaching and learning, only 38 percent of educators reported a somewhat or very positive view of the state of their profession down from 49 percent in 2020. 