Now, many companies have added homeland security sectors, and those educated in the field are in demand 2, says Mel Bernstein, director of university programs for the Department of Homeland Security.

• 国土安全部负责指导大学课程的伯恩斯坦说，许多公司现在都新设了国土安全部门，对接受过这方面教育的人需求量很大。