Editor’s Note: Heather Poole is a flight attendant for a major US carrier and author of “Cruising Attitude: Tales of Crashpads, Crew Drama and Crazy Passengers at 30,000 Feet.” The views in ...

but I can't tell you how many times I've stood at the boarding door with a smile on my face greeting people and they will just ignore me," said Heather Poole, a flight attendant for 14 years who ...