Robert Clair擁有Oberlin學院的物理學學士學位，以及加州大學伯剋利分校的物理學碩士和博士學位。他在商業軟件開發領域擁有20年以上的經驗，主要從事CAD、建模和圖形方麵的工作。在過去的7年裏，他主要從事Mac上的Objective-C工作，現在轉移到iPhone上。他編寫過ZeusDraw，這是一款用於Mac OS X的矢量繪圖程序；還有ZeusDraw Mobile，這是用於iPhone的一款繪圖程序。他還是眾多的iPhone和iPad應用程序的顧問。他居住在紐約市，是Chromatic Bytes公司的負責人，這是一傢獨立的軟件公司。

Get Started Fast with Objective-C 2.0 Programming for OS X, iPhone, iPod touch, and iPad If you want to learn Objective-C 2.0 to write programs for Mac OS X, iPhone, iPad, or iPod touch, you've come to the right place! Concise, readable, and friendly, Learning Objective-C 2.0 is the perfect beginner's guide to the latest version of Objective-C. Longtime Mac OS X and iPhone developer Robert Clair covers everything from the absolute basics to Objective-C 2.0's newest innovations. Clair begins with a practical refresher on C and object-oriented programming and walks you through creating your first Objective-C program with Xcode. Next, you'll master each core language feature, from objects and classes to messaging, frameworks, and protocols. Every concept is illustrated with simple examples, and many chapters contain hands-on practice exercises. Throughout, Learning Objective-C 2.0 focuses on the features, concepts, and techniques that matter most day to day. The result is an outstanding first book for everyone who wants to begin programming for iPhone, iPod touch, iPad, or Mac OS X. COVERAGE INCLUDES * Understanding methods, messages, and the Objective-C messaging system * Defining classes, creating object instances, and using class objects * Using categories to extend classes without subclassing * Simplifying development with Objective-C 2.0 declared properties * Using protocols to emphasize behavior rather than class * Working with common Foundation classes for strings, arrays, dictionaries, sets, and number objects * Using Objective-C control structures, including Objective-C 2.0's new fast enumeration construct * Understanding application security and hiding the declaration of methods that should stay private * Using the new blocks feature provided in Objective-C 2.0