Sam Kaufman

Partner at Gradient


Sam is a Partner at Gradient, where he designs and develops mobile apps. He's been doing this for as long as the iPhone has existed, and even a little longer. He may or may not be the greater karaoke singer you've never heard of.


iOS 用户界面设计最佳实践

Foundations of Objective-C App Development

Games, Sensors and Media

Networking and Security in iOS Applications

iOS Project: Transreality Game