Behaviorism vs The Only Grant-Writing Book You'll Ever Need: Which Should You Read?

Both live on shelves: Reference

Behaviorism John B. Watson · 1924 ★★★★☆ 3.8 289 pages · ≈ 5 h 21 m · Challenging Find on Amazon

The Only Grant-Writing Book You'll Ever Need

The Only Grant-Writing Book You'll Ever Need Ellen Karsh & Arlen Sue Fox · 2010 ★★★★☆ 3.9 433 pages · ≈ 8 h 01 m · Moderate Find on Amazon

The verdict

Ratings are close: 3.8 vs 3.9 — either is a safe pick by score.
Behaviorism is the quicker read — about 5 hours vs 8 for The Only Grant-Writing Book You'll Ever Need.
The Only Grant-Writing Book You'll Ever Need is the easier read (Moderate), Behaviorism more demanding (Challenging).