If you use a database to find papers by HKUST researchers, do you key in "HKUST" or spell it out in full? Which way do you think is more effective to find what you want? What if you are looking for HKU papers?

Almost all researchers at HKUST have ORCID iD. Do you have yours? ORCID is an example of researcher identifiers, which is one out of three types of persistent identifiers (PID). What are all these identifiers? Why should researchers care?