Beset with negative thoughts about what would happen to his finances if he blew his first job interview, he fidgeted, perspired heavily and studded his answers with "ummm" and "ahh, " he says.
But he perspired, swallowed frequently, licked his lips, stammered, and (about 58 minutes into the debate) gave a slight shudder that showed in his shoulders and upper chest all indicators that he was under a high level of stress.