Meet and greet Susan Perry, Ph.D., author of “The Hidden Power of Aikido: Transcending Conflict and Cultivating Inner Peace,” during a free and open to the public event at the Claremont Forum Bookshop, 586 W. First St., Claremont, on Friday, May 10, from 5 to 7 p.m. Engage with Perry, an Aikido practitioner, learn the philosophy of Aikido and explore its real-life applications. More information is at claremontforum.org.