Nominations for the 2022 KMWorld Readers’ Choice Awards Extended to July 5

Biographical Information

David Feldman

David Feldman is principal consultant for InterfaceThis, a software and user interface design firm.

Articles by David Feldman

Understanding open source Part 2

Open source usability and the arc of innovation Open source software (OSS) is consistently gaining strength as a movement and a viable software development paradigm. If you've heard of it but don't quite know what it is, you may want to read Part 1 of this article, which appeared in the February issue of KMWorld.

Understanding open source Part 1

Actual opinions vary on exactly what open source means, and how broad a category it defines. At its most basic, the definition is simple: It's software for which the source code is publicly available, free of charge.