1. Should physicists preach what they practice?

   • Nancy J. Nersessian

   OriginalPaper Pages: 203 - 226

2. The knowledge most worth having: Otis W. Caldwell (1869–1947) and the rise of the general science course

   • John M. Heffron

   OriginalPaper Pages: 227 - 252

3. Saussurian linguistics revisited: Can it inform our interpretation of mathematical activity?

   • O. Mcnamara

   OriginalPaper Pages: 253 - 266

4. Conceptual change or Conceptual Profile change?

   • Eduardo F. Mortimer

   OriginalPaper Pages: 267 - 285

5. Science education as an exercise in foreign affairs

   • William W. Cobern

   OriginalPaper Pages: 287 - 302

6. Book notes

   Announcement Pages: 303 - 308

7. Letter

   • Enrico Giannetto

   Letter Pages: 309 - 309