Related Clues:
- Among learner drivers, one that's overly cerebral
- Single-minded expert
- Knowledgeable sort
- Nerd one
- One short on social skills
- High school stereotype
- Book lover to the extreme
- Stereotypical computer whiz
- One scoring 100% on Sporcle quizzes, say
- Kin of 49-Across
- Intellectual misfit
- Java aficionado, of a sort
- Anyone able to rattle off more than 10 digits of pi, probably
- Pi Day celebrant, stereotypically
- School misfit