A persistent digital identifier (PDI) or permanent identifier is a univocal way to identify a researcher, for example in a database or in an institutional repository.
You should create a persistent digital identifier:
ORCID (Open Researcher and Contributor ID) is a non-profit organisation (independent of publishers or databases)
It provides a free unique persistent digital identifier
Keep in mind:
What is ORCID? from ORCID on Vimeo.
Web of Science Researcher ID on Publons - Free tool provided by Clarivate Analytics (owner of Web of Science)
Scopus Author ID provided by Elsevier
Keep in mind:
The following selection of social networks or platforms gives you the possibility to create profiles that are not persistent digital identifiers. They are tools that allow you to increase your visibility: