All we're getting from the Democratic majority in Congress and from this White House is more bailouts, more spending, more planned stimulus, more deficits and debt, and the American people have had it. ↗
The terrorist attacks of September 11, 2001, as well as more recent attacks in Madrid, Spain, and London, England, showed in a very tragic way just how vulnerable many areas of the world are to these sorts of actions. ↗
Leaving England was a painful decision, and we still have some regrets about it. However, at that time, the research environment for theoretical chemistry was clearly better in the U.S. ↗