Klaus Zwilsky) and the Solid State Sciences Committee (tended by Donald C.Shapero), were most generous at several key points. Robert N.Smith and David Patterson ensured a remarkably smooth meeting program; Walter Boyne and Darlene Rose of the National Air and Space Museum proved gracious hosts for the MRLs’ twenty-fifth birthday celebration at the museum. Pamela Steele designed the memorable artwork for the meeting and the book’s cover, and James M.Gormley and Dorothy M.Sawicki provided experienced guidance in the publication process.

Finally, we would like to recognize Roman J.Wasilewski, who very much would have liked to be a part of this activity. Roman died on 3 February 1985. Those of us who knew him remember his fierce dedication to the cause of materials research. We take this opportunity to recall the great efforts he exerted on our behalf and to dedicate these proceedings to his memory.