We wish to thank current active contributors to PSPP:
* Ben Pfaff wrote the initial program and manual, which comprises the
-majority of the current code. Ben continues to contribute and
+majority of the current code. Ben continues to contribute and
most of the core libraries which ensure that PSPP runs with optimal
speed are his work.
-* John Darrington wrote the graphical user interface, and the T-TEST,
-ONEWAY, EXAMINE, RANK and NPAR TESTS commands, implemented support for
+* John Darrington wrote the initial version of the graphical user interface,
+and many of the statistical procedures. John also implemented support for
long variable names, PostgreSQL and Gnumeric and made numerous
revisions to other modules.
* Jason Stover contributed statistical and numerical functionality,
-including lib/gslextras and the linear regression features. Jason
-is also an important contributor to GSL, which is used by PSPP.
+including lib/gslextras and the linear regression features. Jason
+is also an important contributor to GSL, which is used by PSPP.
-* Translators:
+* Mehmet Hakan Satman provided the initial implementation of the QUICK CLUSTER command.
+ Alan Mead and others contributed later improvements including the cluster membership subcommands.
- - Dutch: Harry Thijssen.
-
- - Catalan and Spanish: Palmira Payá Sanchez, Javier Gómez Serrano,
- and Francesc Josep Miguel Quesada.
-
- - British English: John Darrington.
-
- - Brazilian Portuguese: Michel Almada de Castro Boaventura.
+* Friedrich Beckmann wrote the GRAPH command.
We also thank past contributors: