Have you ever been in a situation where you wish you knew how to defend yourself? Do you worry about your daughter being able to protect herself against unwanted advances? The senior instructors at ATA Martial Arts of Bedford are holding an open-house and seminar on self-defense for women. The seminar will take place at 7:00 p.m. on Friday June 8 and Friday June 22. Bring your daughter, bring a friend, or bring your mom. Wear comfortable, loose clothing. There will be food, beverages and goody bags for all attending. This seminar is free and open to all women ages 8 and up. Call the studio. in advance, at 472-4022.