Tacit knowledge

Explicit knowledge

It is not taught, it is learned by experience.

It can easily teach.

It is not articulated, difficult to express in words.

It is articulated, it can be modified.

Complex, difficult to transfer.

It is simple, easy to share.

It is not observable: It is stored in the minds of people.

Observable in use: It is in databases, documents and systems.

It is personal.

It is public.

It is expensive, difficult to transfer.

It is cheaper transfer.