With the advent of big data, scientists have to work differently. Ethicists and lawyers will have to think about research much more often. And there is also a danger in the ease with which data can be collected. Researchers should be aware of this. All this is stated in a report by the KNAW.
The KNAW has published a report on big data. Dean Kees Aarts (RUG) was chairman of the committee that wrote the report. You can listen to the podcast here. (The program is in Dutch)