1 * Ben Pfaff wrote most of the program and the manual.
3 * John Darrington wrote the graphical user interface, and the
4 T-TEST, ONEWAY, EXAMINE, RANK and NPAR TESTS commands, implemented
5 support for long variable names and made numerous revisions to other
8 * Jason Stover contributed statistical and numerical
9 functionality, including lib/gslextras. (Jason is also an
10 important contributor to libgsl used by PSPP.)