Simple, elegant. Typography/text heavy, light on graphics. If you need a graphic, it should be abstract, and reflect the nature of the title, and be 3-part in nature: deconstruct, reconstruct, execute.
If white text on black background, I prefer all-caps, san-serif fonts.
If black text on white background, I prefer a more elegant, serif font.
Rework, by Jason Fried and DHH
Principles: Life and Work, by Ray Dalio
Measure What Matters, by John Doerr