pjungwir

Code by Charles Petzold takes this approach to explaining how a computer works.

Quantum Computing since Democritus by Scott Aaronson

Time Management for System Administrators by Thomas Limoncelli

Managing the Professional Service Firm by David Maister

Cryptography Engineering by Bruce Schneier et al

Expert C Programming by Peter van der Linden

The Colossal Book of Mathematics is a good way to get a lot in one place.

I really loved Forever Undecided.

The Night is Large is also great but less math-focused.