LONG BEACH, Calif.—California State University (CSU) Chancellor Joseph Castro resigned Feb. 18, coinciding with a closed-door meeting to discuss policies related to sexual harassment, following questions about how Castro handled complaints against an administrator while he was president of Fresno State University. The resignation takes effect immediately. A succession plan to replace Castro is being finalized by the Board of Trustees. Executive Vice Chancellor and Chief Financial Officer Steve Relyea will serve as acting chancellor until an interim chancellor is selected for the Long Beach-based system. “I have been honored to serve the California State University for more than eight years, including as its eighth chancellor, and the decision to resign is the most difficult of my professional life,” Castro said in a statement. “While I disagree with many aspects of recent media reports and the ensuing commentary, it has become clear to me that resigning at this time is …