He Won't Come When I Call is a practical, force-free guide for the owner standing in a park, or on a dark street at 2am, calling a dog who has no intention of coming back. It begins by dismantling the most common misunderstanding in dog training: that a dog who comes in the living room has a recall, and that a dog who ignores a call outdoors is being defiant. Recall, the book argues, is a behaviour with a history, shaped by what the environment pays and what the owner pays, and it can be built deliberately. Across eleven chapters, the book moves from understanding why recall fails, through choosing and protecting a cue, finding rewards that compete with squirrels and scent, and playing games that build speed and enthusiasm, to structured progressions that add distance and distraction one variable at a time. It treats the hard cases honestly, including chasing, other dogs, and the emergency cue that is trained rarely and used almost never, and it is candid that no cue is guaranteed and that management, from gates to leads, carries part of the load. A chapter on setbacks gives a calm protocol for the moment a dog does not come and a way to review it without self-blame. Throughout, the book refuses to diagnose, refuses to name medication or diet, refuses aversive equipment in any form, and routes sudden behaviour changes to a veterinarian and aggression cases to a qualified, force-free behaviourist. It assumes no garden, no car, no savings, no second adult, and no guarantee that the reader can physically restrain a large dog, and it offers alternatives for owners working alone, on foot, or with limited strength. No outcome and no timeline are promised. What is offered is a method, a set of games, and a way of thinking about the dog's choices that makes the next walk more workable than the last.