Hi air-ls, there is a whole section on *Net-based survey research* in the book we just published: Dimensions of Internet Science (http://www.genpsy.unizh.ch/reips/dis/). Below please find the table of contents from this section. Cheers, --u Dillman, D. A. & Bowker, D. K.: The Web Questionnaire Challenge to Survey Methodologists. Musch, J., Bröder, A., & Klauer, Ch.: Improving Survey Research on the World-Wide Web Using the Randomized Response Technique. Bosnjak, M.: Participation in Non-Restricted Web Surveys: A Typology and Explanatory Model for Item-Nonresponse. Frick, A., Bächtiger, M. T., & Reips, U.-D.: Financial Incentives, Personal Information and Drop-Out in Online Studies. Knapp, F. & Heidingsfelder, M.: Drop-Out Analysis: Effects of Research Design. Welker, M.: E-Mail Surveys: Non-Response Figures Reflected. -- ********** Dr. Ulf-Dietrich Reips Universität Zürich ICQ: 16739325 Psychologisches Institut Fax: 0041-1-6344929 Attenhoferstr. 9 CH-8032 Zürich, Switzerland http://www.psych.unizh.ch/genpsy/reips/reipspers.html