Arnold Kim
Arnold was also a practicing physician but gave it up in 2008 to focus on this website. He has been writing about Apple for over 20 years, and has been profiled by the New York Times, and interviewed by various news publications about his knowledge of Apple.
He continues to run MacRumors, and provides editorial oversight as well as business direction.
Arnold Kim's Articles

Prototype iPhone 4 Appears on eBay

Apple Has Outright Ownership of Nortel's LTE (4G) Patents?

OS X Lion Allows Running Multiple Copies on the Same Machine (Virtualization)

4th of July App Sales and an AppShopper App Update

Nortel Patents Sold for $4.5 Billion to Consortium Which Includes Apple

Thunderbolt Cable Teardown Reveals Electronics and Firmware

Early Thunderbolt vs FireWire RAID Benchmarks

Apple Posts Final Cut Pro X FAQ, Promises Updates

Former Shake Product Designer: Apple Doesn't Care About Pro Market

AT&T Leaks Don't Show iPad LTE Plans

Example of an External Dock and GPU Over Thunderbolt Technology

iOS 5 Beta 2 Notification Center Now Shows Upcoming Calendar Events

Duke Nukem Forever Coming to Mac in August

BestBuy.com Runs Out of MacBook Airs As Refresh Nears

iMovie '08 Was Originally Called 'First Cut', Ubillos on Final Cut Pro X

iOS 5 Beta 2: User Interface Tweaks, 3G Over-the-Air Updates, Native Scrolling in Safari

Apple Releases iOS 5 Beta 2 to Developers, Now with Wi-Fi Sync

Bungie's Marathon Officially Coming to iPad
Conan O'Brien Mocks Final Cut Pro X
