Name: Teresa Mazeika
Company: Dana-Farber Cancer Institute in Boston
Job: Triage nurse, clinical research center
Tenure: 21 years
"There is such a purpose to my work. I get to be the kind of nurse I was taught to be in school. I spend time with patients, educate them, and on top of that, I'm respected here. Every day I'm surrounded by excellence, and when you work with people so dedicated, it makes you better."