There are several people who deserve credit for various things.  here is a
partial list:

Rich Burridge <rich.burridge@sun.com>: Ported yasr to Solaris, created
the manpage and Automake script

Victor Tsaran: Wrote the DoubleTalk code, which I (M. Gorse) subsequently
broke.

Jason White <jasonw@ariel.ucs.unimelb.edu.au>: Contributed code for
phonetic reading of letters and routing the review cursor

Program translators:
French: Gilles Casse
Spanish: Francisco Javier Dorado

Readme Translators: 
Brazilian Portuguese: Cassio Santos
French: Gilles Casse
Russian: Gregory N. Tsygankov
Spanish: anonymous (wiki).
