As this book took longer than expected to complete, I’ll be forever indebted to Erin, my wife, for her continued understanding and support throughout the entire process. Without her strength, guidance, and perseverance, I’d probably still be writing and reworking chapters today. I’d also like to thank my sons, Lorcán and Daire, for understanding the continued absence of their dad for play on the weekends, while I was buried in a computer working on this book.

To Karen Miller and Susanna Kline, my development editors, thank you for being so understanding about my often slow pace of writing and for pointing out places where I could do better with the content. In addition, I’d like to thank all the reviewers: Alexandros Koufoudakis, ...

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