As a participant with NCSES Research Ambassadors Program, you will have the opportunity to explore a federal career with NSF and gain a competitive edge as you apply your education, talent and skills in a variety of settings within NCSES. As a fellow in the NCSES Research Ambassadors Program, you will have the opportunity to explore a federal career and gain a competitive edge as you apply your education, talent and skills in a variety of settings. Fellowships are based on assigned research or technical projects.