Smart Cai is a Chinese iOS developer with 3 years of experience in the field of IT. Currently, he works as a software engineer at Beijing Effective Biz Info Tech Co, LTD. He has also published an application on the App Store named, 今目标 (a business iOS App).

Ben Dodson is a freelance iOS developer in the UK. He has been working on application development since the introduction of the App Store and has built a number of high-ranking applications for clients, including Channel 4, Nectar, ExpenseMagic, and NBC. Ben has also published a number of his own applications including Highlights (featured as "iPad App of the Week" and "Best of 2011 Travel Apps" by Apple) and WallaBee (voted "Best European Gaming Startup 2012" at Nonick 012).

Ben spends the majority of his time working on WallaBee, the largest collecting game on the App Store, of which he is the founder and the lead developer. He is currently working on a number of exciting projects written in Swift and using the latest iOS 8 technologies. He is also working on a major game for the upcoming Apple Watch.

Find out more about him at www.bendodson.com.