Dr. Ken Hayashi is the director of the Hayashi Eye Hospital in Fukuoka,Japan. He graduated in medicine from Kyusyu University in 1982 and completed postgratuate traning in 1989. His main research interests are anterior segment diseases, particularly as they relate to cataract surgery, keratoplasty, and glaucoma surgery. He has published more than 70 peer-reviewd articles in internationally acclaimed journals. He currently serves as an editor of the Journal of Cataract and Refractive Surgery.