Travis Oliphant for the majority of code adaptation
Jim Hugunin, Paul Dubois, Konrad Hinsen, David Ascher, and many others for 
    Numeric on which the code is based.
Perry Greenfield, J Todd Miller, Rick White, Paul Barrett for Numarray
    which gave much inspiration and showed the way forward.
Paul Dubois for Masked Arrays
Pearu Peterson for f2py and distutils and help with code organization
Robert Kern for mtrand, bug fixes, help with distutils, and code organization
Eric Jones for sundry subroutines
Fernando Perez for code snippets, ideas, bufixes, and testing.
John Hunter for code snippets (from matplotlib)
Chris Hanley for help with records.py, testing, and bug fixes.
Travis Vaught and Joe Cooper for administration of numpy.org web site and SVN 
Eric Firing for bugfixes.
Arnd Baecker for 64-bit testing
David Cooke for many code improvements including the auto-generated C-API, and optimizations.
Alexander Belopolsky (Sasha) for Masked array bug-fixes and tests, rank-0 array improvements, scalar math help and other code additions
Francesc Altet for unicode and nested record tests and help with nested records
Tim Hochberg for getting the build working on MSVC, optimization improvements, and code review
Charles Harris for the sorting code originally written for Numarray.
