Nathaniel Samuels. Shearson Lehman Brothers. Inc. Henry B. Schacht. Chmn. & CEO. Cummins Engine Co. G. A. Schaefer. Chni.. Caterpillar Tractor Co. Peter Schaefer. Simplot International. Mr. John A. Schnittker. Pres.. Schnittker Associates. Robert G. Schwartz. Chmn.. Metropolitan Life Ins. Co. John Williamson Sewell. Pres.. Overseas Devel. Council. Albert Shanker. Pres.. Amer. Fed. of Teachers. Harold T. Shapiro. President. University of Michigan. David Shear. ORT International. Laurence Simon. Pres.. Amer. Jewish World Service. Charles H. Smith. Jr.. Chmn.. SIFCO Industries. Inc. Elise F. Smith. OEF International. Gerard C. Smith. Chmn.. Arms Control Association. Jack Soldate. American Refugee Cmte. Anthony M. Solomon.