One sign of a great teaching tool is that you can refer to it and each time gain a fresh insight. This is that kind of book. I've already told my friends to buy it and that if they don't like it, I will pay them the money back; I think my money's safe.
Read features descriptions of, and transcripts from, actual cases tried by many lawyers, some famous (Alan Dershowitz, Mark Lanier, Robert Bennett) and some less famous but equally accomplished. Each chapter includes excerpts from one of the lawyer's major cases, spliced together with interviews and explanations. It's an ambitious book that, contrary to its title, covers more than just trials; there are major chapters on depositions and appellate arguments.
To use a sports analogy, it's like sitting down with the Super Bowl winning QB and coach, and walking through the game film of every important play in the game, so that you understand what was done and why each step of the way. It's a fantastic way to learn.