There will be an antibullying training seminar for parents Thursday at 6:30 p.m. at Horace Mann Middle School. Elizabeth Englander, a professor at Bridgewater State University, will lead the session, which will focus on what parents should know about bullying and online safety, the roles of parents and law enforcement, and recent research on how to protect children, among other topics. For more information, visit the school district’s website, www.franklin.k12.ma.us.