The charges against Robert Christopher Asch and Richard Meltz are contained in court papers. The men are expected to make appearances Monday afternoon in U.S. District Court in Manhattan.
More than 100 former students, many of whom saw the tragedy unfold at their Battery Park City school, plan on attending.
Jukay Hsu was a senior at Stuyvesant just four blocks from the World Trade Center. Ten years later, along with dozens of his classmates, Hsu wanted to return to his alma mater.