Handbook of Psychology, Biological Psychology — Book Summary & Review

In Michela Gallagher’s Handbook of Psychology, Biological Psychology, the opening sections lay out a map of biological psychology’s core problems—how neural mechanisms generate behavior—and then repeatedly circles back to “major unresolved issues,” which is the book’s real organizing principle. Gallagher’s editorial framing matters: the chapters don’t read like a single author’s argument so much as a coordinated set of expert positions, with each contributor signaling what the field agrees on, what it fights about, and what experiments are still missing. One concrete example is the way the book treats classic theories (like how we interpret brain-behavior links) alongside newer developments, forcing you to track what counts as evidence rather than just what sounds plausible.

A second example shows up in the book’s attention to “future course” questions: it repeatedly asks what new tools would actually resolve disputes—better imaging, more precise manipulations, tighter causal tests—rather than settling for correlation-friendly explanations. Gallagher also makes the reader do a small amount of meta-work: you’re encouraged to notice when a debate is about measurement, when it’s about interpretation, and when it’s about underlying assumptions.

Here’s the honest limitation: this is not a narrative that teaches you biological psychology from scratch. If you want a smooth, beginner-friendly “start here” explanation of neurons, neurotransmitters, and methods, you’ll likely feel like you’re jumping into the middle of graduate seminars. It’s also not a personal memoir of the field—expect dense terminology and expert-level references, not accessible anecdotes. And because it’s an edited handbook, the voice can feel uneven from chapter to chapter, even when the topics are tightly curated.