Social scientists increasingly expect to have access to detailed data for research purposes. As the level of detail increases, data providers worry about "spontaneous recognition", the likelihood that a microdata user believes that he or she has accidentally identified one of the data subjects...

Traditional literature on sampling techniques focuses mainly on statistical samples and covers non-random (non-statistical) samples only marginally. Nevertheless, there has been a recent revival of interest in non-statistical samples, given their widespread use in certain fields like government...