GNU Sed was first authored by Jay Fenlason (hack@gnu.org)
and later modified by Tom Lord (lord@gnu.org).

It is currently being maintained by Ken Pizzini (ken@gnu.org).

This version, dubbed "super-sed", contains changes by Paolo
Bonzini (bonzini@gnu.org) and a regular expression matcher by
Philip Hazel (ph10@cam.ac.uk).
