Examines William Beaumont's gastroenterology experiments from an ethical standpoint.

Uses an example to show how data collection can be unethical.

Illustrates how ethically questionable data collection occurs in daily life.

Explains how k-anonymity can be used to conceal people's identities in a dataset, and presents the case of the Golden State Killer's identification via genetic big data to draw attention to the issue of consent in data collection.

Gives examples of some ways scientists can try increasing the replicability of experiments and studies.