By default the LispWorks Editor emulates GNU Emacs. This is often unusable for programmers familiar only with Mac OS X keys and behavior: for instance, a selection is not deleted on input, and most of the commonly used keys differ.
The LispWorks editor can be switched to emulate the Mac OS X model instead of Emacs.
When using Mac OS X editor emulation the main differences are:
LispWorks Editor User Guide (Macintosh version) - 17 Aug 2017