**3. Conclusions**

The above overview of the ten papers in this Topical Collection shows that measurement uncertainty is an important issue in many different fields. It can be stated that measurement uncertainty should be properly considered everywhere, in any industrial, economic, social, and legal application. My hope is for contributions from each field to be present in this Topical Collection.

**Funding:** This research received no external funding.

**Data Availability Statement:** Not applicable.

**Conflicts of Interest:** The author declares no conflict of interest.

#### **References**

