A Texas school leader says material about diversity in state-approved textbooks violated the law.

The decision to strip chapters from books that had already won the approval of the state’s Republican-controlled board of education represents an escalation in how local school boards run by ideological conservatives influence what children learn.The decision to strip chapters from books that had already won the approval of the state’s Republican-controlled board of education represents an escalation in how local school boards run by ideological conservatives influence what children learn.