Lunch with Chander Rai   By Pranay Gupte   NEW DELHI—Chander Rai, who makes his living parsing phrases, can also be said to be a man for all phases. That is to say, his professional life has embraced the dynamics of virtually every stages of growth in the United Arab Emirates, and that he has flourished, failed, and flourished again.   So what’s he doing here in the Indian capital city of New Delhi? This is where Mr. Rai first made his mark at a...

LUNCH WITH ANDREW TARBUCK   By Pranay Gupte   Andrew Tarbuck has one of those visages that don’t lend it to pinning down his age. Of course, he isn’t much older than his early 30’s, but he could jolly well pass off as a younger graduate student at Newcastle University in Britain, or the Chester College of Law, his alma maters.   One thing is for sure: Mr. Tarbuck, whose academic career was lined by vigorous rugby competitions, is very fit...