One: Effects of question threat and interview method -- Two: Impact of question structure and length -- Three: Interviewer variations in asking questions -- Four: Role of interviewer expectations -- Five: Effects of respondent anxiety -- Six: Reinterpreting the Marlowe-Crowne scale -- Seven: Consequences of informed consent on response rate and quality -- Eight: Interviewing in the presence of others -- Nine: Asking respondents about friends' behavior -- Ten: Problems in using imprecise quantifying words -- Eleven: Conclusions and implications for survey practice -- Appendix A: Questions used in Chicago experiment -- Appendix B: Questions used in nationwide experiment