John Roll

http://cfa-www.harvard.edu/~john/

I build software systems for large astronomical instrumentation at Smithsonian Astrophysical Observatory.

JBR in discussions

  Tcl's detractors like to harsh on the Tcl mantra "every thing is a string".  I
  like consider the corollary of this : Code is data is code.  Tcl is not so
  much a programming language in the traditional sense. It is a set of
  primitives to pass data and control execution scope.

Tcl Things