Dr. Yuko IKEDAProfessor, Faculty of Molecular Chemistry and Engineering, Kyoto Institute of Technology, Kyoto, JapanMain research fields: Polymer chemistry, Rubber and elastomer scienceDr. Atsushi KATOSenior Engineer, Materials Analysis Department, NISSAN ARC, LTD., Yokosuka, JapanMain research fields: Polymer chemistry, Polymer physics, Polymer analysisDr. Shinzo KOHJIYAProfessor Emeritus, Kyoto University, Kyoto, JapanMain research fields: Rubber materials science, History of rubberDr. Yukio NAKAJIMAProfessor, School of Advanced Engineering, Kogakuin University, Tokyo, JapanMain research field: Tire mechanics