Improvisational Builder: Improvisation as Conversation. - William Walker; Kurt J. Hebel; Salvatore Martirano; Carla A. Scaletti (ICMC, 1992)

Applying ImprovisationBuilder to Interactive Composition with MIDI Piano. - William Walker; Brian Belet (ICMC, 1996)

Design of the CMU sphinx-4 decoder. - Paul Lamere; Philip Kwok; William Walker; Evandro B. Gouvêa; Rita Singh; Bhiksha Raj; Peter Wolf (INTERSPEECH, 2003)

Meeting central: making distributed meetings more effective. - Nicole Yankelovich; William Walker; Patricia Roberts; Mike Wessler; Jonathan Kaplan; Joe Provino (CSCW, 2004)

Mixed-signal simulation challenges and solutions. - Henry Chang; William Walker; John G. Maneatis; John F. Croix (ICCAD, 2008)

Mobile telephony security compromises. - William Walker (Inf. Secur. Tech. Rep., 2010)

Wireline clocking and equalization. - William Walker; Dennis Michael Fischette (CICC, 2014)