Wuyts, Celine, and Geert Loosveldt. 2022. “Observing Interviewer Performance in Slices or by Traces: A Comparison of Methods to Predict Interviewers’ Individual Contributions to Interviewer Variance”. Survey Research Methods 16 (2), 147-63. https://doi.org/10.18148/srm/2022.v16i2.7672.