Public attitudes toward voice-based electronic messaging technologies in the United States: A national survey of opinions about voice response units and telephone answering machines. - James E. Katz; Philip Aspden; Warren A. Reich (Behav. Inf. Technol., 1997)

Motives, Hurdles, and Dropouts. - James E. Katz; Philip Aspden (Commun. ACM, 1997)

A Nation of Strangers? - James E. Katz; Philip Aspden (Commun. ACM, 1997)

Motivations for and barriers to Internet usage: results of a national public opinion survey. - James E. Katz; Philip Aspden (Internet Res., 1997)

The Internet, 1995-2000: Access, Civic Involvement, and Social Interaction - James E. Katz; Ronald E. Rice; Philip Aspden (CoRR, 2001)