Outgoing New York City Mayor Bill de Blasio is trying to leave behind him a rule that could potentially silence parents who criticize school board policies, according to two parents and board leaders. In an op-ed published in The New York Post, Maud Maron and Danyela Souza Egorov said that a proposed regulation would allow the Department of Education (DOE) to “discipline and remove” parents elected to Community Education Councils (CEC)—New York City’s equivalent to a school board—if they “criticize the school district they are meant to hold accountable.” Maron is a former president of the CEC in District 2, and Danyela Souza Egorov is its vice president. The proposed Chancellor’s Regulation D-210, which will be weighed by the DOE’s Panel for Educational Policy on Dec. 21, prohibits council members from engaging in conduct that “serves to harass, intimidate, or threaten.” Such conduct includes but is not limited to “frequent …