Experiments on personal information disclosure: Past and future avenues.

•Understanding our behavior when deciding whether disclosing personal information is a key issue for society at large.•Just anecdotal evidence openly suggests the need for experimental approaches.•However, experiments are but a few when compared to surveys and theoretical approaches.•Virtually all experiments conducted aim for assessing the impact of factors characterizing rational behavior.•The study of the inconsistent behavior of users (heuristics) is a promising direction for research.