GPA was originally written by Markus Gerwinski. The included GPAPA library is due to Peter Gerwinski. Other people contributed by reporting problems, suggesting various improvements or submitting actual code. Here is a list of those people. Help us keep it complete and free of errors. See the file AUTHORS for the current maintainer. Markus Gerwinski markus.gerwinski@sercon.de Michael Roth mroth@nessie.de Peter Gerwinski peter@g-n-u.de Peter Neuhaus pneuhaus@openit.de Werner Koch wk@gnupg.org Thanks to Michael Roth for his PGG project which heavily influenced GPAPA. The development of this software has partly been funded by the German Ministry for Economics and Technology under grant VIB3-68553.168-001/1999.