Jon Kalb's article, "DebugStr, the Modern Way" was published in the September 1996 issue of MacTech magazine. The text of the article is available online at MacTech's website and the source can be downloaded from MacTech's ftp site either Stuffed, or Stuffed and BinHexed.
Jon Kalb gave a session on Introduction to STL and Modern C++ at MacHack in 1997, 1998, and 1999.
Jon also gave a session on More Modern C++ at MacHack in 1998 and 1999.