The correspondents are:
Wendelin Sachtler, Dr Oliver Sacks, Norman Sanders, Santa Fe Institute, Suhrid Sarabhai, R Elmer Schachterle, Dr Morton Schatzman, Barbara Schneiderman, Shannon Schunicht, Dr David Scotch, Rufus Burlingame (Research Institute of Scripps Clinic), Dr John Seale, Frederick Seitz, Dr John Searle, Terry Sejnowski, P S Shankar, Professor E Donald Shapiro, Dr N E Sharkey, Gordon L Shaw, Dr Helen Sherk, Dr Murray Sherman, Mikio Shimizu, Dr Short (American Museum of Natural History), Dr Ivan J Singer, Professor Wolf Singer, Peter Somogyi, John Sottosanti, Milos Sovak, Cheryl Spinweber, Dr Larry Squire, Dr Srikanta, Professor John Staddon, D J E Stamp, Dr Gunther Stent, Dr Charles Stevens, Walter W Stewart, Hilton Stowell, Kenneth I Strauss, Bernard L Strehler, Lubert Stryer, Michael Stryker, Dr Andrew Sugden, Claudiu Suppuran, Dr Harvey M Sussman, Stuart Sutherland, Marvin L Swain, and Elie Shneour.
Letters containing sensitive personal information have been extracted to files PP/CRI/J/1/2/20-21.