William L. Lepley, Iowa's school chief since 1987, has left that position to become the president of the Milton Hershey School in Hershey, Pa.
The Hershey School, a private residential school endowed through the Hershey Trust Company, serves financially needy children from diverse backgrounds.
A nationwide search for Mr. Lepley's successor in Iowa has begun.
The Arkansas state board of education has appointed Harold Eugene Wilhoit, the executive director of the National Association of State Boards of Education, to be the state's new chief school officer.
He succeeds Burton Elliott, who retired July 1 after four years in the job.
Mr. Wilhoit, a former teacher, was NASBE's executive director for six years.
A Wisconsin English teacher who won a record $111 million lottery this summer has returned to work.
Leslie Robins, who teaches at Sabish Junior High School in Fond du Lac, said he would donate his $35,000 salary to the school and asked his colleagues to present him with a "wish list'' for things the school needs.
He and his fiancee will each receive $1.8 million a year for 20 years, after taxes.