Principles  #1 Findable  Metadata and data have globally unique persistent identifiers  Data describes w/ rich meta data; registered/indexes and searchable  #2 Accessible  Metadata and data retrievable universal comm protocols  Metadata accessible even when data no longer available  #3 Interoperable  Metadata and data use a formal, accessible, and broadly applicable format  Metadata and data use FAIR vocabularies vocabularies and qualified references  #4 Reusable  Metadata and data described with plurality of accurate and relevant attributes  Clear license, associated with provenance, meets community standards