Mark Jefferson

Books
Murphy's Law for Teens Murphy's Law for Teens
Murphy's Law for Teens
2026
Big Feelings, Firm Limits Big Feelings, Firm Limits
Big Feelings, Firm Limits
2026
The Science of Scaling The Science of Scaling
The Science of Scaling
2026
Ultraproductive Ultraproductive
Ultraproductive
2026
Always Have Enough Always Have Enough
Always Have Enough
2026
Live On Purpose Live On Purpose
Live On Purpose
2026

Audiobooks
A Giant Tale: Series 2: Giant Tales, Book 2 (Unabridged) A Giant Tale: Series 2: Giant Tales, Book 2 (Unabridged)
A Giant Tale: Series 2: Giant Tales, Book 2 (Unabridged)
2023
A Giant Tale: Series 1: Giant Tales (Unabridged) A Giant Tale: Series 1: Giant Tales (Unabridged)
A Giant Tale: Series 1: Giant Tales (Unabridged)
2024