He was a compulsive autodidact, wanting to know the names and nature of everything.
From the economist.com
Actually, there is enough room to add that he was an autodidact to the hook.
From the en.wikipedia.org
Tweedle is an academic is real life, or at the very least an autodidact.
From the sacbee.com
A person may become an autodidact at nearly any point in his or her life.
From the en.wikipedia.org
Is it possible for everybody to be an autodidact, now that knowledge is so accessible online?
From the online.wsj.com
An autodidact himself, he seems to have hoped to be the cause of autodidacticism in others.
From the theatlantic.com
Part of the problem, I think, was that at heart he was an autodidact.
From the independent.co.uk
As a confirmed autodidact, I am still learning new skills everyday.
From the en.wikipedia.org
His incomplete formal education forced him to become an autodidact.
From the en.wikipedia.org
More examples
A person who has taught himself
Autodidacticism (also autodidactism) is self-education or self-directed learning. An autodidact is a mostly self-taught person, as opposed to learning in a school setting or from a full-time tutor or mentor.
Autodidact is a rock EP released by John Taylor in 1997.