This volume is the proceedings of the Seventh Taniguchi International Sympo- sium on the Theory of Condensed Matter. The symposium was held for five days from September 10 to 14, 1984 at Kashikojima, Mie, Japan. Dynamical proces- ses and ordering on solid surfaces are the subjects of the symposium. About twenty participants stayed together at Shima Kanko Hotel, the symposium site, during the period. The intense and productive discussion in the bright sea- s ide atmosphere of Kashi koj ima is bel i eved to have been impress i ve to all the participants. Dynamical processes on solid surfaces...