 SPRINGFIELD, Ill.--BUSINESS WIRE--More than half of public K-12 educators say the COVID-19 pandemic has resulted in a significant loss of both academic and social-emotional learning for students, according to a March 2021 Horace Mann Educators Corporation NYSE:HMN report. The report, Closing the Learning Gap, shares insights from the March 2021 Horace Mann Voice of the Educator Study, which surveyed nearly 1,000 U.S. K-12 educators to gain insight into the educational challenges caused or e 